<rss version="2.0">
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    <title>Heat Pumps &amp; Accessories  from MacDonald Plumbing &amp; Heating Supplies</title>
    <link>http://www.macdonaldplumbingsupplies.com/rss/1/productlistings_rss/c682::esi</link>
    <description></description>
    <copyright>Copyright 2026 MacDonald Plumbing &amp; Heating Supplies</copyright>
    <language>en</language>
    <lastBuildDate>Sun, 11 Oct 2026 02:05:32 +0100</lastBuildDate>
    <pubDate>Sun, 11 Oct 2026 02:05:32 +0100</pubDate>
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              <pubDate>Sun, 11 Oct 2026 02:05:32 +0100</pubDate>
              <title>Trappex 28mm Filter Ball Valve</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/heat-pump-accessories-c651/trappex-28mm-filter-ball-valve-p26084"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/trappex-28mm-filter-ball-valve-p26084-74257_thumb.jpg" alt="Trappex 28mm Filter Ball Valve"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/heat-pump-accessories-c651/trappex-28mm-filter-ball-valve-p26084">Trappex 28mm Filter Ball Valve</a></p>
<p>The Trappex 28mm Filter Ball Valve combines reliable isolation with integrated filtration, providing a practical solution for controlling and protecting plumbing and heating systems. The ball valve allows the water supply to be quickly isolated when servicing or maintaining equipment, while the integrated filter helps capture debris and unwanted particles within the system. Designed for professional installation, it is a useful addition to domestic and commercial plumbing and heating applications.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/heat-pump-accessories-c651/trappex-28mm-filter-ball-valve-p26084</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/heat-pump-accessories-c651/trappex-28mm-filter-ball-valve-p26084</link>
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              <pubDate>Sun, 11 Oct 2026 02:05:32 +0100</pubDate>
              <title>Advantay 24Ltr Intermediate Vessel 1&quot; x 1&quot;</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-24ltr-intermediate-vessel-1-x-1-p26027"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/advantay-24ltr-intermediate-vessel-1-x-1-p26027-74049_thumb.jpg" alt="Advantay 24Ltr Intermediate Vessel 1&quot; x 1&quot;"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-24ltr-intermediate-vessel-1-x-1-p26027">Advantay 24Ltr Intermediate Vessel 1&quot; x 1&quot;</a></p>
<p>The Advantay 24Ltr Intermediate Vessel 1&quot; x 1&quot; is designed to increase and maintain the required water volume within air source heat pump systems. Featuring a straight-through inline design with 1&quot; connections, this volumiser tank helps support efficient system operation in accordance with heat pump manufacturer requirements. Manufactured from durable carbon steel, it is suitable for a wide range of heating applications.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-24ltr-intermediate-vessel-1-x-1-p26027</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-24ltr-intermediate-vessel-1-x-1-p26027</link>
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              <pubDate>Sun, 11 Oct 2026 02:05:32 +0100</pubDate>
              <title>Regin Fin Straightening Comb REGT74</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/heat-pump-accessories-c651/regin-fin-straightening-comb-regt74-p25049"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/regin-fin-straightening-comb-regt74-p25049-71865_thumb.jpg" alt="Regin Fin Straightening Comb REGT74"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/heat-pump-accessories-c651/regin-fin-straightening-comb-regt74-p25049">Regin Fin Straightening Comb REGT74</a></p>
<p>The Regin Fin Straightening Comb REGT74 is a compact and practical maintenance tool designed to restore bent or damaged fins on heat pumps, radiators, and other appliances that rely on heat dissipation. By realigning the fins, it helps maintain optimal airflow and thermal efficiency, improving system performance and extending component life. The comb features multiple fin spacing options, making it suitable for a variety of heat exchangers and cooling systems. A must-have tool for HVAC engineers, plumbers, and maintenance professionals.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/heat-pump-accessories-c651/regin-fin-straightening-comb-regt74-p25049</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/heat-pump-accessories-c651/regin-fin-straightening-comb-regt74-p25049</link>
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              <pubDate>Thu, 01 Oct 2026 20:20:27 +0100</pubDate>
              <title>Primary Pro 35mm Elbow Joint Covers (10 pairs)</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-35mm-elbow-joint-covers-10-pairs-p23451"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/primary-pro-35mm-elbow-joint-covers-10-pairs-p23451-67415_thumb.jpg" alt="Primary Pro 35mm Elbow Joint Covers (10 pairs)"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-35mm-elbow-joint-covers-10-pairs-p23451">Primary Pro 35mm Elbow Joint Covers (10 pairs)</a></p>
<p>The Primary Pro 35mm Elbow Joint Covers are the perfect finishing touch for 35mm pipework, offering quick and effective joint protection. Supplied as 10 pairs, they&amp;rsquo;re ideal for professional installations and yearly servicing alike.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-35mm-elbow-joint-covers-10-pairs-p23451</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-35mm-elbow-joint-covers-10-pairs-p23451</link>
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              <pubDate>Sun, 11 Oct 2026 02:05:26 +0100</pubDate>
              <title>Primary Pro 28mm Elbow Joint Covers (10 pairs)</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-28mm-elbow-joint-covers-10-pairs-p23450"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/primary-pro-28mm-elbow-joint-covers-10-pairs-p23450-67414_thumb.jpg" alt="Primary Pro 28mm Elbow Joint Covers (10 pairs)"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-28mm-elbow-joint-covers-10-pairs-p23450">Primary Pro 28mm Elbow Joint Covers (10 pairs)</a></p>
<p>The Primary Pro 28mm Elbow Joint Covers are designed for easy application and long-lasting protection. Perfect for new installations or quick maintenance, this 10-pair pack helps keep joints sealed, secure, and professional-looking.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-28mm-elbow-joint-covers-10-pairs-p23450</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-28mm-elbow-joint-covers-10-pairs-p23450</link>
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              <pubDate>Sun, 11 Oct 2026 02:05:26 +0100</pubDate>
              <title>Primary Pro 35mm Pre Made Elbow</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-35mm-pre-made-elbow-p23327"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/primary-pro-35mm-pre-made-elbow-p23327-67277_thumb.jpg" alt="Primary Pro 35mm Pre Made Elbow"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-35mm-pre-made-elbow-p23327">Primary Pro 35mm Pre Made Elbow</a></p>
<p>The Primary Pro 35mm Pre-Made Insulation Elbow is a quick and efficient solution for insulating 35mm external pipe bends, ideal for heat pump waste systems and external condensate pipes. Designed with a semi-rigid insulation material and a UV-stable, weatherproof coating, this elbow provides robust protection against freezing temperatures and harsh weather conditions.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-35mm-pre-made-elbow-p23327</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-35mm-pre-made-elbow-p23327</link>
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              <pubDate>Sun, 11 Oct 2026 02:05:26 +0100</pubDate>
              <title>Primary Pro 28mm Pre Made Elbow</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-28mm-pre-made-elbow-p23326"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/primary-pro-28mm-pre-made-elbow-p23326-67278_thumb.jpg" alt="Primary Pro 28mm Pre Made Elbow"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-28mm-pre-made-elbow-p23326">Primary Pro 28mm Pre Made Elbow</a></p>
<p>The Primary Pro 28mm Pre-Made Insulation Elbow offers a quick and effective solution for insulating 28mm external pipe bends, making it ideal for heat pump waste systems and external condensate pipes. Featuring a semi-rigid insulation material with a UV-stable, weatherproof coating, this elbow provides long-lasting protection against freezing temperatures and harsh outdoor conditions.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-28mm-pre-made-elbow-p23326</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-28mm-pre-made-elbow-p23326</link>
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              <pubDate>Sun, 11 Oct 2026 02:05:26 +0100</pubDate>
              <title>MacDonald Plumbing Supplies MacAntifreeze Valve 28mm V2</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/macdonald-plumbing-supplies-macantifreeze-valve-28mm-v2-p23312"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/macdonald-plumbing-supplies-macantifreeze-valve-28mm-v2-p23312-67250_thumb.jpg" alt="MacDonald Plumbing Supplies MacAntifreeze Valve 28mm V2"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/macdonald-plumbing-supplies-macantifreeze-valve-28mm-v2-p23312">MacDonald Plumbing Supplies MacAntifreeze Valve 28mm V2</a></p>
<p>The MacAntifreeze Valve 28mm V2 is a highly effective solution for protecting heat source pump systems from freezing temperatures. Automatically activating when the temperature drops to 3°C, this valve opens the flow and return circuit to prevent ice formation, safeguarding the system from potential damage. With no need for glycol or ongoing maintenance, it offers a cost-effective and low-maintenance solution to ensure smooth operation in cold weather.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/macdonald-plumbing-supplies-macantifreeze-valve-28mm-v2-p23312</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/macdonald-plumbing-supplies-macantifreeze-valve-28mm-v2-p23312</link>
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              <pubDate>Sun, 11 Oct 2026 02:05:26 +0100</pubDate>
              <title>Primary Pro 35mm Joint Covers (pack of 20)</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-35mm-joint-covers-pack-of-20-p23274"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/primary-pro-35mm-joint-covers-pack-of-20-p23274-67206_thumb.jpg" alt="Primary Pro 35mm Joint Covers (pack of 20)"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-35mm-joint-covers-pack-of-20-p23274">Primary Pro 35mm Joint Covers (pack of 20)</a></p>
<p>&amp;nbsp;Primary Pro 35mm Joint Covers (Pack of 20) provide a reliable, innovative solution for sealing and reinforcing joints. Developed in response to installer feedback, these covers are ideal for situations where insulation may expand or contract, reducing the risk of joint splitting under pressure. They are easy to apply, suitable for regular use on all joints, and perfect for quick repairs during maintenance services. Designed to make installations stronger and more efficient, these covers are a dependable choice for professional plumbers and heating engineers.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-35mm-joint-covers-pack-of-20-p23274</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-35mm-joint-covers-pack-of-20-p23274</link>
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              <pubDate>Sun, 11 Oct 2026 02:05:26 +0100</pubDate>
              <title>Primary Pro 28mm Joint Covers (pack of 20)</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-28mm-joint-covers-pack-of-20-p23273"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/primary-pro-28mm-joint-covers-pack-of-20-p23273-67202_thumb.jpg" alt="Primary Pro 28mm Joint Covers (pack of 20)"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-28mm-joint-covers-pack-of-20-p23273">Primary Pro 28mm Joint Covers (pack of 20)</a></p>
<p>Primary Pro 28mm Joint Covers (Pack of 20) provide a reliable, innovative solution for sealing and reinforcing joints. Developed in response to installer feedback, these covers are ideal for situations where insulation may expand or contract, reducing the risk of joint splitting under pressure. They are easy to apply, suitable for regular use on all joints, and perfect for quick repairs during maintenance services. Designed to make installations stronger and more efficient, these covers are a dependable choice for professional plumbers and heating engineers.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-28mm-joint-covers-pack-of-20-p23273</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-28mm-joint-covers-pack-of-20-p23273</link>
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              <pubDate>Thu, 01 Oct 2026 20:20:26 +0100</pubDate>
              <title>Inta Zero Anti Freeze Valve 1&quot; Male x 1&quot; Female Swivel ZERO1SW</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/inta-zero-anti-freeze-valve-1-male-x-1-female-swivel-zero1sw-p21443"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/inta-zero-anti-freeze-valve-1-male-x-1-female-swivel-zero1sw-p21443-67200_thumb.jpg" alt="Inta Zero Anti Freeze Valve 1&quot; Male x 1&quot; Female Swivel ZERO1SW"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/inta-zero-anti-freeze-valve-1-male-x-1-female-swivel-zero1sw-p21443">Inta Zero Anti Freeze Valve 1&quot; Male x 1&quot; Female Swivel ZERO1SW</a></p>
<p>The Inta Zero Anti-Freeze Valve 1&quot; Male x 1&quot; Female Swivel ZERO1SW is designed to protect heat pump systems operating with water. It automatically discharges when the water temperature falls to 3°C, preventing ice formation that could lead to system breakdowns or costly damage.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/inta-zero-anti-freeze-valve-1-male-x-1-female-swivel-zero1sw-p21443</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/inta-zero-anti-freeze-valve-1-male-x-1-female-swivel-zero1sw-p21443</link>
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              <pubDate>Sun, 11 Oct 2026 02:05:26 +0100</pubDate>
              <title>Inta Zero Anti Freeze Valve 1¼ Male x 1¼ Female Swivel ZERO14SW</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/inta-zero-anti-freeze-valve-1-male-x-1-female-swivel-zero14sw-p21442"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/inta-zero-anti-freeze-valve-1-male-x-1-female-swivel-zero14sw-p21442-67201_thumb.jpg" alt="Inta Zero Anti Freeze Valve 1¼ Male x 1¼ Female Swivel ZERO14SW"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/inta-zero-anti-freeze-valve-1-male-x-1-female-swivel-zero14sw-p21442">Inta Zero Anti Freeze Valve 1¼ Male x 1¼ Female Swivel ZERO14SW</a></p>
<p>The Inta Zero Anti-Freeze Valve 1¼ Male x 1¼ Female Swivel ZERO14SW is specifically designed to safeguard heat pump systems operating with water. This unique valve discharges automatically when the water temperature falls to 3°C, preventing ice formation that could lead to system breakdowns or costly damage.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/inta-zero-anti-freeze-valve-1-male-x-1-female-swivel-zero14sw-p21442</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/inta-zero-anti-freeze-valve-1-male-x-1-female-swivel-zero14sw-p21442</link>
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              <pubDate>Thu, 01 Oct 2026 20:20:26 +0100</pubDate>
              <title>MacDonald Plumbing Supplies MacAnti Freeze Valve 28mm</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/macdonald-plumbing-supplies-macanti-freeze-valve-28mm-p21335"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/macdonald-plumbing-supplies-macanti-freeze-valve-28mm-p21335-48549_thumb.jpg" alt="MacDonald Plumbing Supplies MacAnti Freeze Valve 28mm"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/macdonald-plumbing-supplies-macanti-freeze-valve-28mm-p21335">MacDonald Plumbing Supplies MacAnti Freeze Valve 28mm</a></p>
<p>The MacAnti Freeze Valve 28mm is designed to enable the antifreeze function in systems exposed to low outside air temperatures. This valve ensures the circuit medium is drained when temperatures reach an average value of 3℃, preventing ice formation and protecting your system, typically used with heat pumps, from potential damage.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/macdonald-plumbing-supplies-macanti-freeze-valve-28mm-p21335</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/macdonald-plumbing-supplies-macanti-freeze-valve-28mm-p21335</link>
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              <pubDate>Thu, 01 Oct 2026 20:20:26 +0100</pubDate>
              <title>MacDonald Plumbing Supplies MacAnti Freeze Valve 1&quot;</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/macdonald-plumbing-supplies-macanti-freeze-valve-1-p21336"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/macdonald-plumbing-supplies-macanti-freeze-valve-1-p21336-48232_thumb.jpg" alt="MacDonald Plumbing Supplies MacAnti Freeze Valve 1&quot;"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/macdonald-plumbing-supplies-macanti-freeze-valve-1-p21336">MacDonald Plumbing Supplies MacAnti Freeze Valve 1&quot;</a></p>
<p>The MacAnti Freeze Valve 1&quot; is designed to enable the antifreeze function in systems exposed to low outside air temperatures. This valve ensures the circuit medium is drained when temperatures reach an average value of 3℃, preventing ice formation and protecting your system, typically used with heat pumps, from potential damage.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/macdonald-plumbing-supplies-macanti-freeze-valve-1-p21336</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/macdonald-plumbing-supplies-macanti-freeze-valve-1-p21336</link>
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              <pubDate>Thu, 01 Oct 2026 20:20:26 +0100</pubDate>
              <title>MacDonald Plumbing Supplies MacAnti Freeze Valve 1¼&quot;</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/macdonald-plumbing-supplies-macanti-freeze-valve-1-p21337"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/macdonald-plumbing-supplies-macanti-freeze-valve-1-p21337-48231_thumb.jpg" alt="MacDonald Plumbing Supplies MacAnti Freeze Valve 1¼&quot;"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/macdonald-plumbing-supplies-macanti-freeze-valve-1-p21337">MacDonald Plumbing Supplies MacAnti Freeze Valve 1¼&quot;</a></p>
<p>The MacAnti Freeze Valve 1¼&quot; is designed to enable the antifreeze function in systems exposed to low outside air temperatures. This valve ensures the circuit medium is drained when temperatures reach an average value of 3℃, preventing ice formation and protecting your system, typically used with heat pumps, from potential damage.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/macdonald-plumbing-supplies-macanti-freeze-valve-1-p21337</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/macdonald-plumbing-supplies-macanti-freeze-valve-1-p21337</link>
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              <pubDate>Sun, 11 Oct 2026 02:05:26 +0100</pubDate>
              <title>MacDonald Plumbing Supplies MacFill &amp; Flush Valve 28mm</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/heat-pump-accessories-c651/macdonald-plumbing-supplies-macfill-flush-valve-28mm-p21331"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/macdonald-plumbing-supplies-macfill-flush-valve-28mm-p21331-48235_thumb.jpg" alt="MacDonald Plumbing Supplies MacFill &amp; Flush Valve 28mm"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/heat-pump-accessories-c651/macdonald-plumbing-supplies-macfill-flush-valve-28mm-p21331">MacDonald Plumbing Supplies MacFill &amp; Flush Valve 28mm</a></p>
<p>The MacFill &amp;amp; Flush Valve 28mm is a versatile valve with a brass body and a diverting &#039;T&#039; port ball valve. It includes two isolating ball valves, blank caps, and union hose connectors, making it ideal for filling and flushing heating systems with cleaning chemicals or water treatments.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/heat-pump-accessories-c651/macdonald-plumbing-supplies-macfill-flush-valve-28mm-p21331</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/heat-pump-accessories-c651/macdonald-plumbing-supplies-macfill-flush-valve-28mm-p21331</link>
            </item>
          <item>
              <pubDate>Sun, 11 Oct 2026 02:05:26 +0100</pubDate>
              <title>MacDonald Plumbing Supplies MacFill &amp; Flush Valve 22mm</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/heat-pump-accessories-c651/macdonald-plumbing-supplies-macfill-flush-valve-22mm-p21330"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/macdonald-plumbing-supplies-macfill-flush-valve-22mm-p21330-48234_thumb.jpg" alt="MacDonald Plumbing Supplies MacFill &amp; Flush Valve 22mm"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/heat-pump-accessories-c651/macdonald-plumbing-supplies-macfill-flush-valve-22mm-p21330">MacDonald Plumbing Supplies MacFill &amp; Flush Valve 22mm</a></p>
<p>The MacFill &amp;amp; Flush Valve 22mm is a versatile valve with a brass body and a diverting &#039;T&#039; port ball valve. It includes two isolating ball valves, blank caps, and union hose connectors, making it ideal for filling and flushing heating systems with cleaning chemicals or water treatments.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/heat-pump-accessories-c651/macdonald-plumbing-supplies-macfill-flush-valve-22mm-p21330</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/heat-pump-accessories-c651/macdonald-plumbing-supplies-macfill-flush-valve-22mm-p21330</link>
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              <pubDate>Thu, 01 Oct 2026 20:20:26 +0100</pubDate>
              <title>Inta 35mm Anti-Freeze Valve ZERO35</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/inta-35mm-anti-freeze-valve-zero35-p21196"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/inta-35mm-anti-freeze-valve-zero35-p21196-44578_thumb.jpg" alt="Inta 35mm Anti-Freeze Valve ZERO35"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/inta-35mm-anti-freeze-valve-zero35-p21196">Inta 35mm Anti-Freeze Valve ZERO35</a></p>
<p>Operation

The Inta Zero is a unique antifreeze valve designed and engineered to protect heat pump systems that are operating with water.
Designed to discharge when the system water temperature drops to 3°C, preventing ice from forming in the heat pump circuit that could cause breakdown or costly damage to the system.
</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/inta-35mm-anti-freeze-valve-zero35-p21196</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/inta-35mm-anti-freeze-valve-zero35-p21196</link>
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          <item>
              <pubDate>Sun, 11 Oct 2026 02:05:25 +0100</pubDate>
              <title>Worcester Bosch Module IP-Gateway G10-3 (7736606771)</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/worcester-bosch-air-conditioning-accessories-c853/worcester-bosch-module-ip-gateway-g10-3-7736606771-p20280"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/worcester-bosch-module-ip-gateway-g10-3-7736606771-p20280-67112_thumb.jpg" alt="Worcester Bosch Module IP-Gateway G10-3 (7736606771)"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/worcester-bosch-air-conditioning-accessories-c853/worcester-bosch-module-ip-gateway-g10-3-7736606771-p20280">Worcester Bosch Module IP-Gateway G10-3 (7736606771)</a></p>
<p>The Worcester Bosch Module IP Gateway G10 3 7736606771 provides simple and reliable remote control for Bosch air conditioning systems. Designed as a direct replacement for the MiAc 04 G10CL1 module, it offers seamless integration and effortless operation. With true plug and play installation and guided setup via a QR code, the device can be configured quickly by installers or homeowners. Once connected, it allows complete command of your Bosch air conditioner through the HomeCom Easy app, giving convenient access to comfort settings, scheduling and energy management from anywhere. This compact and efficient IP gateway is ideal for improving usability in both residential and commercial environments.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/worcester-bosch-air-conditioning-accessories-c853/worcester-bosch-module-ip-gateway-g10-3-7736606771-p20280</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/worcester-bosch-air-conditioning-accessories-c853/worcester-bosch-module-ip-gateway-g10-3-7736606771-p20280</link>
            </item>
          <item>
              <pubDate>Sun, 11 Oct 2026 02:05:25 +0100</pubDate>
              <title>Primary Pro 78mm Diamond Core Bit for 22mm &amp; 28mm Primary Pro Sleeve (DC78)</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-78mm-diamond-core-bit-for-22mm-28mm-primary-pro-sleeve-dc78-p20156"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/primary-pro-78mm-diamond-core-bit-for-22mm-28mm-primary-pro-sleeve-dc78-p20156-40802_thumb.jpg" alt="Primary Pro 78mm Diamond Core Bit for 22mm &amp; 28mm Primary Pro Sleeve (DC78)"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-78mm-diamond-core-bit-for-22mm-28mm-primary-pro-sleeve-dc78-p20156">Primary Pro 78mm Diamond Core Bit for 22mm &amp; 28mm Primary Pro Sleeve (DC78)</a></p>
<p>Achieve Accurate Holes with the Primary Pro 78mm Diamond Core Bit, Compatible with 22mm &amp;amp; 28mm Primary Pro Sleeves.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-78mm-diamond-core-bit-for-22mm-28mm-primary-pro-sleeve-dc78-p20156</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-78mm-diamond-core-bit-for-22mm-28mm-primary-pro-sleeve-dc78-p20156</link>
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          <item>
              <pubDate>Thu, 01 Oct 2026 20:20:26 +0100</pubDate>
              <title>Primary Pro 91mm Diamond Core Bit for 35mm Primary Pro Sleeve (DC91)</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-91mm-diamond-core-bit-for-35mm-primary-pro-sleeve-dc91-p20157"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/primary-pro-91mm-diamond-core-bit-for-35mm-primary-pro-sleeve-dc91-p20157-40803_thumb.jpg" alt="Primary Pro 91mm Diamond Core Bit for 35mm Primary Pro Sleeve (DC91)"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-91mm-diamond-core-bit-for-35mm-primary-pro-sleeve-dc91-p20157">Primary Pro 91mm Diamond Core Bit for 35mm Primary Pro Sleeve (DC91)</a></p>
<p>Achieve precise and clean drilling with the Primary Pro 91mm Diamond Core Bit. Specifically designed for use with the Primary Pro 35mm Sleeve, this tool ensures accurate hole diameters for various applications.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-91mm-diamond-core-bit-for-35mm-primary-pro-sleeve-dc91-p20157</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-91mm-diamond-core-bit-for-35mm-primary-pro-sleeve-dc91-p20157</link>
            </item>
          <item>
              <pubDate>Sun, 11 Oct 2026 02:05:25 +0100</pubDate>
              <title>Primary Pro Sleeve 22mm/28mm (PS028) 1mtr</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-sleeve-22mm-28mm-ps028-1mtr-p20153"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/primary-pro-sleeve-22mm-28mm-ps028-1mtr-p20153-40765_thumb.jpg" alt="Primary Pro Sleeve 22mm/28mm (PS028) 1mtr"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-sleeve-22mm-28mm-ps028-1mtr-p20153">Primary Pro Sleeve 22mm/28mm (PS028) 1mtr</a></p>
<p>The Primary Pro Sleeve is designed to perfectly fit 22mm and 28mm Primary Pro Insulation, offering enhanced protection for insulated pipework passing through walls. Traditional solutions often fall short, but our Pro Sleeves are specifically crafted to address this issue. With a seamless fit, they prevent debris, acids, and moisture from causing damage. Additionally, they can be securely sealed using our patented Bond &amp;amp; Seal, ensuring maximum insulation and moisture resistance.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-sleeve-22mm-28mm-ps028-1mtr-p20153</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-sleeve-22mm-28mm-ps028-1mtr-p20153</link>
            </item>
          <item>
              <pubDate>Sun, 11 Oct 2026 02:05:25 +0100</pubDate>
              <title>Primary Pro Sleeve 35mm (PS035) 1mtr</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-sleeve-35mm-ps035-1mtr-p20154"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/primary-pro-sleeve-35mm-ps035-1mtr-p20154-40766_thumb.jpg" alt="Primary Pro Sleeve 35mm (PS035) 1mtr"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-sleeve-35mm-ps035-1mtr-p20154">Primary Pro Sleeve 35mm (PS035) 1mtr</a></p>
<p>The Primary Pro Sleeve is designed to perfectly fit 35mm Primary Pro Insulation, offering enhanced protection for insulated pipework passing through walls. Traditional solutions often fall short, but our Pro Sleeves are specifically crafted to address this issue. With a seamless fit, they prevent debris, acids, and moisture from causing damage. Additionally, they can be securely sealed using our patented Bond &amp;amp; Seal, ensuring maximum insulation and moisture resistance.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-sleeve-35mm-ps035-1mtr-p20154</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-sleeve-35mm-ps035-1mtr-p20154</link>
            </item>
          <item>
              <pubDate>Sun, 11 Oct 2026 02:05:25 +0100</pubDate>
              <title>Primary Pro 28mm x 19mm x 1mtr External Pipe Insulation For Heat Pumps (AS022)</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-28mm-x-19mm-x-1mtr-external-pipe-insulation-for-heat-pumps-as022-p20149"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/primary-pro-28mm-x-19mm-x-1mtr-external-pipe-insulation-for-heat-pumps-as022-p20149-40770_thumb.jpg" alt="Primary Pro 28mm x 19mm x 1mtr External Pipe Insulation For Heat Pumps (AS022)"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-28mm-x-19mm-x-1mtr-external-pipe-insulation-for-heat-pumps-as022-p20149">Primary Pro 28mm x 19mm x 1mtr External Pipe Insulation For Heat Pumps (AS022)</a></p>
<p>The Condensate Pro Pipe Insulation in 28mm x 19mm x 1m size is equipped with a unique coating, providing UV protection and weather resistance for long-lasting durability. Compliant with boiler manufacturer instructions and BS 6798, these 1-meter lengths are designed for easy installation, allowing you to upgrade both new and retrofit installations efficiently. Reduce installation time to just 20 minutes and leave your customer&#039;s home looking professional and well-protected.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-28mm-x-19mm-x-1mtr-external-pipe-insulation-for-heat-pumps-as022-p20149</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-28mm-x-19mm-x-1mtr-external-pipe-insulation-for-heat-pumps-as022-p20149</link>
            </item>
          <item>
              <pubDate>Sun, 11 Oct 2026 02:05:05 +0100</pubDate>
              <title>Primary Pro Pre Made Insulation Jacket For Intatec 1 1/4 Anti Freeze Valve (AS52)</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-pre-made-insulation-jacket-for-intatec-1-1-4-anti-freeze-valve-as52-p20151"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/primary-pro-pre-made-insulation-jacket-for-intatec-1-1-4-anti-freeze-valve-as52-p20151-40760_thumb.jpg" alt="Primary Pro Pre Made Insulation Jacket For Intatec 1 1/4 Anti Freeze Valve (AS52)"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-pre-made-insulation-jacket-for-intatec-1-1-4-anti-freeze-valve-as52-p20151">Primary Pro Pre Made Insulation Jacket For Intatec 1 1/4 Anti Freeze Valve (AS52)</a></p>
<p>The Primary Pro Pre-Made Insulation Jacket is designed specifically for the 1 1/4″ Intatec Anti-Freeze Valve. This insulation shell provides efficient protection, ensuring the longevity of your Intatec valve. Tailored for heat pump systems, it is a crucial component for external heating pipelines and accessories.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-pre-made-insulation-jacket-for-intatec-1-1-4-anti-freeze-valve-as52-p20151</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-pre-made-insulation-jacket-for-intatec-1-1-4-anti-freeze-valve-as52-p20151</link>
            </item>
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              <pubDate>Sun, 11 Oct 2026 02:05:25 +0100</pubDate>
              <title>Primary Pro Pre Made Insulation Jacket For Intatec 28mm Anti Freeze Valve (AS32)</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-pre-made-insulation-jacket-for-intatec-28mm-anti-freeze-valve-as32-p18860"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/primary-pro-pre-made-insulation-jacket-for-intatec-28mm-anti-freeze-valve-as32-p18860-40043_thumb.jpg" alt="Primary Pro Pre Made Insulation Jacket For Intatec 28mm Anti Freeze Valve (AS32)"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-pre-made-insulation-jacket-for-intatec-28mm-anti-freeze-valve-as32-p18860">Primary Pro Pre Made Insulation Jacket For Intatec 28mm Anti Freeze Valve (AS32)</a></p>
<p>The Primary Pro Pre-Made Insulation Jacket is tailored for the Intatec 28mm anti-freeze valve. Its unique UV-protected and weather-resistant coating guarantees enduring protection. Specifically designed for heat pump system external heating pipelines and accessories, it pairs seamlessly with Condensate Pro Bond &amp;amp; Seal for a secure seal on all insulation joints.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-pre-made-insulation-jacket-for-intatec-28mm-anti-freeze-valve-as32-p18860</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-pre-made-insulation-jacket-for-intatec-28mm-anti-freeze-valve-as32-p18860</link>
            </item>
          <item>
              <pubDate>Thu, 01 Oct 2026 20:20:26 +0100</pubDate>
              <title>Primary Pro Pre Made Insulation Jacket For Intatec 1&quot; Anti Freeze Valve (AS33)</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-pre-made-insulation-jacket-for-intatec-1-anti-freeze-valve-as33-p18861"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/primary-pro-pre-made-insulation-jacket-for-intatec-1-anti-freeze-valve-as33-p18861-40044_thumb.jpg" alt="Primary Pro Pre Made Insulation Jacket For Intatec 1&quot; Anti Freeze Valve (AS33)"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-pre-made-insulation-jacket-for-intatec-1-anti-freeze-valve-as33-p18861">Primary Pro Pre Made Insulation Jacket For Intatec 1&quot; Anti Freeze Valve (AS33)</a></p>
<p>The Primary Pro Insulation offers pre-made protection for your Intatec 1&quot; anti-freeze valve. With a unique UV-resistant and weather-proof coating, it ensures durable shielding against the elements. Specifically designed for heat pump system external heating pipelines and accessories, it pairs perfectly with Condensate Pro Bond &amp;amp; Seal for secure insulation joints.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-pre-made-insulation-jacket-for-intatec-1-anti-freeze-valve-as33-p18861</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-pre-made-insulation-jacket-for-intatec-1-anti-freeze-valve-as33-p18861</link>
            </item>
          <item>
              <pubDate>Sun, 11 Oct 2026 02:05:25 +0100</pubDate>
              <title>Primary Pro 22mm x 25mm x 1mtr External Pipe Insulation For Heat Pumps (AS45)</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-22mm-x-25mm-x-1mtr-external-pipe-insulation-for-heat-pumps-as45-p18832"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/primary-pro-22mm-x-25mm-x-1mtr-external-pipe-insulation-for-heat-pumps-as45-p18832-40769_thumb.jpg" alt="Primary Pro 22mm x 25mm x 1mtr External Pipe Insulation For Heat Pumps (AS45)"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-22mm-x-25mm-x-1mtr-external-pipe-insulation-for-heat-pumps-as45-p18832">Primary Pro 22mm x 25mm x 1mtr External Pipe Insulation For Heat Pumps (AS45)</a></p>
<p>The Condensate Pro Pipe Insulation in 22mm x 25mm x 1m size is equipped with a unique coating, providing UV protection and weather resistance for long-lasting durability. Compliant with boiler manufacturer instructions and BS 6798, these 1-meter lengths are designed for easy installation, allowing you to upgrade both new and retrofit installations efficiently. Reduce installation time to just 20 minutes and leave your customer&#039;s home looking professional and well-protected.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-22mm-x-25mm-x-1mtr-external-pipe-insulation-for-heat-pumps-as45-p18832</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-22mm-x-25mm-x-1mtr-external-pipe-insulation-for-heat-pumps-as45-p18832</link>
            </item>
          <item>
              <pubDate>Sun, 11 Oct 2026 02:05:25 +0100</pubDate>
              <title>Primary Pro 42mm x 19mm x 1mtr External Pipe Insulation For Heat Pumps (AS042)</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-42mm-x-19mm-x-1mtr-external-pipe-insulation-for-heat-pumps-as042-p18833"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/primary-pro-42mm-x-19mm-x-1mtr-external-pipe-insulation-for-heat-pumps-as042-p18833-40774_thumb.jpg" alt="Primary Pro 42mm x 19mm x 1mtr External Pipe Insulation For Heat Pumps (AS042)"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-42mm-x-19mm-x-1mtr-external-pipe-insulation-for-heat-pumps-as042-p18833">Primary Pro 42mm x 19mm x 1mtr External Pipe Insulation For Heat Pumps (AS042)</a></p>
<p>The Condensate Pro Pipe Insulation in 42mm x 19mm x 1m size is equipped with a unique coating, providing UV protection and weather resistance for long-lasting durability. Compliant with boiler manufacturer instructions and BS 6798, these 1-meter lengths are designed for easy installation, allowing you to upgrade both new and retrofit installations efficiently. Reduce installation time to just 20 minutes and leave your customer&#039;s home looking professional and well-protected.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-42mm-x-19mm-x-1mtr-external-pipe-insulation-for-heat-pumps-as042-p18833</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-42mm-x-19mm-x-1mtr-external-pipe-insulation-for-heat-pumps-as042-p18833</link>
            </item>
          <item>
              <pubDate>Sun, 11 Oct 2026 02:05:25 +0100</pubDate>
              <title>Primary Pro 42mm x 19mm x 500mm External Pipe Insulation For Heat Pumps (AS043)</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-42mm-x-19mm-x-500mm-external-pipe-insulation-for-heat-pumps-as043-p18834"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/primary-pro-42mm-x-19mm-x-500mm-external-pipe-insulation-for-heat-pumps-as043-p18834-40761_thumb.jpg" alt="Primary Pro 42mm x 19mm x 500mm External Pipe Insulation For Heat Pumps (AS043)"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-42mm-x-19mm-x-500mm-external-pipe-insulation-for-heat-pumps-as043-p18834">Primary Pro 42mm x 19mm x 500mm External Pipe Insulation For Heat Pumps (AS043)</a></p>
<p>The Primary Pro 42mm x 19mm x 500mm External Pipe Insulation is specially designed for heat pump systems. Its unique UV-protected and weather-resistant coating ensures long-lasting protection. This insulation prevents heat loss in external installation pipework, providing an efficient solution for plumbing professionals, heating installers, and DIY enthusiasts. Use Condensate Pro Bond &amp;amp; Seal to seal all insulation joints for optimal results.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-42mm-x-19mm-x-500mm-external-pipe-insulation-for-heat-pumps-as043-p18834</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-42mm-x-19mm-x-500mm-external-pipe-insulation-for-heat-pumps-as043-p18834</link>
            </item>
          <item>
              <pubDate>Sun, 11 Oct 2026 02:05:25 +0100</pubDate>
              <title>Advantay Volumiser Buffer Tank 12 Litres</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-volumiser-buffer-tank-12-litres-p18351"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/advantay-volumiser-buffer-tank-12-litres-p18351-37815_thumb.jpg" alt="Advantay Volumiser Buffer Tank 12 Litres"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-volumiser-buffer-tank-12-litres-p18351">Advantay Volumiser Buffer Tank 12 Litres</a></p>
<p>Straight through design. Can also be used as a small volumiser / buffer vessel, please note these are not insulated. Made from Carbon Steel and will need suitable water treatment to prevent corrosion. 3/4&quot; M top and bottom connections.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-volumiser-buffer-tank-12-litres-p18351</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-volumiser-buffer-tank-12-litres-p18351</link>
            </item>
          <item>
              <pubDate>Sat, 10 Oct 2026 02:05:03 +0100</pubDate>
              <title>Advantay Volumiser Buffer Tank 18 Litres</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-volumiser-buffer-tank-18-litres-p18352"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/advantay-volumiser-buffer-tank-18-litres-p18352-37816_thumb.jpg" alt="Advantay Volumiser Buffer Tank 18 Litres"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-volumiser-buffer-tank-18-litres-p18352">Advantay Volumiser Buffer Tank 18 Litres</a></p>
<p>Straight through design. Can also be used as a small volumiser / buffer vessel, please note these are not insulated. Made from Carbon Steel and will need suitable water treatment to prevent corrosion. 3/4&quot; M top and bottom connections.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-volumiser-buffer-tank-18-litres-p18352</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-volumiser-buffer-tank-18-litres-p18352</link>
            </item>
          <item>
              <pubDate>Sun, 11 Oct 2026 02:05:05 +0100</pubDate>
              <title>Advantay Volumiser Buffer Tank 24 Litres</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-volumiser-buffer-tank-24-litres-p18353"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/advantay-volumiser-buffer-tank-24-litres-p18353-37817_thumb.jpg" alt="Advantay Volumiser Buffer Tank 24 Litres"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-volumiser-buffer-tank-24-litres-p18353">Advantay Volumiser Buffer Tank 24 Litres</a></p>
<p>Straight through design. Can also be used as a small volumiser / buffer vessel, please note these are not insulated. Made from Carbon Steel and will need suitable water treatment to prevent corrosion. 3/4&quot; M top and bottom connections.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-volumiser-buffer-tank-24-litres-p18353</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-volumiser-buffer-tank-24-litres-p18353</link>
            </item>
          <item>
              <pubDate>Sun, 11 Oct 2026 02:05:25 +0100</pubDate>
              <title>Advantay Volumiser Buffer Tank 35 Litres</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-volumiser-buffer-tank-35-litres-p18354"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/advantay-volumiser-buffer-tank-35-litres-p18354-37818_thumb.jpg" alt="Advantay Volumiser Buffer Tank 35 Litres"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-volumiser-buffer-tank-35-litres-p18354">Advantay Volumiser Buffer Tank 35 Litres</a></p>
<p>Straight through design. Can also be used as a small volumiser / buffer vessel, please note these are not insulated. Made from Carbon Steel and will need suitable water treatment to prevent corrosion. 3/4&quot; M top and bottom connections.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-volumiser-buffer-tank-35-litres-p18354</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-volumiser-buffer-tank-35-litres-p18354</link>
            </item>
          <item>
              <pubDate>Sun, 11 Oct 2026 02:05:25 +0100</pubDate>
              <title>Advantay Volumiser Buffer Tank 50 Litres</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-volumiser-buffer-tank-50-litres-p18355"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/advantay-volumiser-buffer-tank-50-litres-p18355-37819_thumb.jpg" alt="Advantay Volumiser Buffer Tank 50 Litres"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-volumiser-buffer-tank-50-litres-p18355">Advantay Volumiser Buffer Tank 50 Litres</a></p>
<p>Straight through design. Can also be used as a small volumiser / buffer vessel, please note these are not insulated. Made from Carbon Steel and will need suitable water treatment to prevent corrosion. 3/4&quot; M top and bottom connections.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-volumiser-buffer-tank-50-litres-p18355</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/intermediate-vessels-volumisers-c839/advantay-volumiser-buffer-tank-50-litres-p18355</link>
            </item>
          <item>
              <pubDate>Sun, 11 Oct 2026 02:05:25 +0100</pubDate>
              <title>Advantay Heat Pump Buffer Tank 24 Litres</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heating-c6/buffer-tanks-c2192/advantay-heat-pump-buffer-tank-24-litres-p18356"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/advantay-heat-pump-buffer-tank-24-litres-p18356-37820_thumb.jpg" alt="Advantay Heat Pump Buffer Tank 24 Litres"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heating-c6/buffer-tanks-c2192/advantay-heat-pump-buffer-tank-24-litres-p18356">Advantay Heat Pump Buffer Tank 24 Litres</a></p>
<p>Specifically designed for use with heat pump installations. to provide a stored volume of heated water which helps to prevent heat pump short cycling and can increase response mes, COP and increase the lifespan of the heat pump. Use for treated water only. The ACF-P range features wall mounting brackets featuring twin insulaon layer and a so PVC Jacket. The ACF-P has an industry leading Class A energy rating and is ERP ready. Made from Carbon Steel and will need suitable water treatment to prevent corrosion.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heating-c6/buffer-tanks-c2192/advantay-heat-pump-buffer-tank-24-litres-p18356</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heating-c6/buffer-tanks-c2192/advantay-heat-pump-buffer-tank-24-litres-p18356</link>
            </item>
          <item>
              <pubDate>Sun, 11 Oct 2026 02:05:25 +0100</pubDate>
              <title>Primary Pro 35mm x 19mm x 1mtr External Pipe Insulation For Heat Pumps (AS033)</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-35mm-x-19mm-x-1mtr-external-pipe-insulation-for-heat-pumps-as033-p18230"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/primary-pro-35mm-x-19mm-x-1mtr-external-pipe-insulation-for-heat-pumps-as033-p18230-37678_thumb.jpg" alt="Primary Pro 35mm x 19mm x 1mtr External Pipe Insulation For Heat Pumps (AS033)"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-35mm-x-19mm-x-1mtr-external-pipe-insulation-for-heat-pumps-as033-p18230">Primary Pro 35mm x 19mm x 1mtr External Pipe Insulation For Heat Pumps (AS033)</a></p>
<p>The Condensate Pro Pipe Insulation in 35mm x 19mm x 1m size is equipped with a unique coating, providing UV protection and weather resistance for long-lasting durability. Compliant with boiler manufacturer instructions and BS 6798, these 1-meter lengths are designed for easy installation, allowing you to upgrade both new and retrofit installations efficiently. Reduce installation time to just 20 minutes and leave your customer&#039;s home looking professional and well-protected.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-35mm-x-19mm-x-1mtr-external-pipe-insulation-for-heat-pumps-as033-p18230</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-35mm-x-19mm-x-1mtr-external-pipe-insulation-for-heat-pumps-as033-p18230</link>
            </item>
          <item>
              <pubDate>Sun, 11 Oct 2026 02:05:06 +0100</pubDate>
              <title>Inta 28mm Anti-Freeze Valve ZERO28</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/inta-28mm-anti-freeze-valve-zero28-p16592"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/inta-28mm-anti-freeze-valve-zero28-p16592-35732_thumb.jpg" alt="Inta 28mm Anti-Freeze Valve ZERO28"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/inta-28mm-anti-freeze-valve-zero28-p16592">Inta 28mm Anti-Freeze Valve ZERO28</a></p>
<p>Operation

The Inta Zero is a unique antifreeze valve designed and engineered to protect heat pump systems that are operating with water.
Designed to discharge when the system water temperature drops to 3°C, preventing ice from forming in the heat pump circuit that could cause breakdown or costly damage to the system.
</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/inta-28mm-anti-freeze-valve-zero28-p16592</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/anti-freeze-valves-c685/inta-28mm-anti-freeze-valve-zero28-p16592</link>
            </item>
          <item>
              <pubDate>Sun, 11 Oct 2026 02:05:06 +0100</pubDate>
              <title>Primary Pro 100mm Grinder Head (AS34)</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-100mm-grinder-head-as34-p2687"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/primary-pro-100mm-grinder-head-as34-p2687-40779_thumb.jpg" alt="Primary Pro 100mm Grinder Head (AS34)"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-100mm-grinder-head-as34-p2687">Primary Pro 100mm Grinder Head (AS34)</a></p>
<p>The Primary Pro Grinder Head (AS34) is an indispensable tool for installers working with various materials and surfaces. Measuring 76mm, this grinder head swiftly creates a flat surface, ensuring a tight seal even on uneven surfaces. This facilitates a seamless fit for the connection kit. For homes with hard and irregular surfaces, this tool saves time and ensures a professional finish. The 100mm grinder head variant (AS34) is specially designed to grind a three-inch flat face against irregular faced stonework, guaranteeing a secure seal for insulation and a protective, high-quality finish.
&amp;nbsp;</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-100mm-grinder-head-as34-p2687</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heat-pumps-accessories-c682/primary-pro-insulation-accessories-c686/primary-pro-100mm-grinder-head-as34-p2687</link>
            </item>
          <item>
              <pubDate>Sun, 11 Oct 2026 02:05:06 +0100</pubDate>
              <title>Rob Pond Female Iron Backplate for Euro Clips M10/M8</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/clips-fixings-c735/back-plates-c736/rob-pond-female-iron-backplate-for-euro-clips-m10-m8-p1113"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/rob-pond-female-iron-backplate-for-euro-clips-m10-m8-p1113-48266_thumb.jpg" alt="Rob Pond Female Iron Backplate for Euro Clips M10/M8"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/clips-fixings-c735/back-plates-c736/rob-pond-female-iron-backplate-for-euro-clips-m10-m8-p1113">Rob Pond Female Iron Backplate for Euro Clips M10/M8</a></p>
<p>Female steel backplate with both M8 and M10 tapped thread.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/clips-fixings-c735/back-plates-c736/rob-pond-female-iron-backplate-for-euro-clips-m10-m8-p1113</guid>
              <link>http://www.macdonaldplumbingsupplies.com/clips-fixings-c735/back-plates-c736/rob-pond-female-iron-backplate-for-euro-clips-m10-m8-p1113</link>
            </item>
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