<rss version="2.0">
            <channel>
    <title>Inta  from MacDonald Plumbing &amp; Heating Supplies</title>
    <link>http://www.macdonaldplumbingsupplies.com/rss/1/productlistings_rss/m137::pumps</link>
    <description></description>
    <copyright>Copyright 2026 MacDonald Plumbing &amp; Heating Supplies</copyright>
    <language>en</language>
    <lastBuildDate>Sun, 18 Oct 2026 02:05:05 +0100</lastBuildDate>
    <pubDate>Sun, 18 Oct 2026 02:05:05 +0100</pubDate>
              <item>
              <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>
            </item>
          <item>
              <pubDate>Sun, 18 Oct 2026 02:05:05 +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>
            </item>
          <item>
              <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>
            </item>
          <item>
              <pubDate>Thu, 01 Oct 2026 20:20:26 +0100</pubDate>
              <title>Inta Zilmet Ultra-Pro 12 Litre Wall Mounted Potable Vessel 22mm Connection C/W Interchangeable Membrane &amp; Bracket</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heating-c6/potable-vessels-c2173/inta-zilmet-ultra-pro-12-litre-wall-mounted-potable-vessel-22mm-connection-c-w-interchangeable-membrane-bracket-p21154"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/inta-zilmet-ultra-pro-12-litre-wall-mounted-potable-vessel-22mm-connection-c-w-interchangeable-membrane-bracket-p21154-43977_thumb.jpg" alt="Inta Zilmet Ultra-Pro 12 Litre Wall Mounted Potable Vessel 22mm Connection C/W Interchangeable Membrane &amp; Bracket"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heating-c6/potable-vessels-c2173/inta-zilmet-ultra-pro-12-litre-wall-mounted-potable-vessel-22mm-connection-c-w-interchangeable-membrane-bracket-p21154">Inta Zilmet Ultra-Pro 12 Litre Wall Mounted Potable Vessel 22mm Connection C/W Interchangeable Membrane &amp; Bracket</a></p>
<p>The Zilmet Ultra-Pro 12 Litre Wall Mounted Potable Vessel offers a dependable solution for various potable water applications. Designed with versatility in mind, it boasts galvanized steel flanges, stainless steel threaded connections, and a robust carbon steel shell with MIG welding for durability. With fixed membranes at both ends and a replaceable membrane, it ensures water purity and prevents contact between the vessel and membrane. Fully certified according to PED 97/23/CE standards and factory tested for quality assurance, it&#039;s a trusted choice for water pumps, booster systems, and other potable water needs.
&amp;nbsp;</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heating-c6/potable-vessels-c2173/inta-zilmet-ultra-pro-12-litre-wall-mounted-potable-vessel-22mm-connection-c-w-interchangeable-membrane-bracket-p21154</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heating-c6/potable-vessels-c2173/inta-zilmet-ultra-pro-12-litre-wall-mounted-potable-vessel-22mm-connection-c-w-interchangeable-membrane-bracket-p21154</link>
            </item>
          <item>
              <pubDate>Thu, 01 Oct 2026 20:20:26 +0100</pubDate>
              <title>Inta Zilmet Ultra-Pro 19 Litre Wall Mounted Potable Water Vessel 3/4&quot; BSP C/W Changeable Membrane &amp; Bracket</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heating-c6/potable-vessels-c2173/inta-zilmet-ultra-pro-19-litre-wall-mounted-potable-water-vessel-3-4-bsp-c-w-changeable-membrane-bracket-p21155"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/inta-zilmet-ultra-pro-19-litre-wall-mounted-potable-water-vessel-3-4-bsp-c-w-changeable-membrane-bracket-p21155-43978_thumb.jpg" alt="Inta Zilmet Ultra-Pro 19 Litre Wall Mounted Potable Water Vessel 3/4&quot; BSP C/W Changeable Membrane &amp; Bracket"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heating-c6/potable-vessels-c2173/inta-zilmet-ultra-pro-19-litre-wall-mounted-potable-water-vessel-3-4-bsp-c-w-changeable-membrane-bracket-p21155">Inta Zilmet Ultra-Pro 19 Litre Wall Mounted Potable Water Vessel 3/4&quot; BSP C/W Changeable Membrane &amp; Bracket</a></p>
<p>The Zilmet Ultra-Pro 19 Litre Wall Mounted Potable Water Vessel offers a dependable solution for various potable water applications. Designed with versatility in mind, it boasts galvanized steel flanges, stainless steel threaded connections, and a robust carbon steel shell with MIG welding for durability. With fixed membranes at both ends and a replaceable membrane, it ensures water purity and prevents contact between the vessel and membrane. Fully certified according to PED 97/23/CE standards and factory tested for quality assurance, it&#039;s a trusted choice for water pumps, booster systems, and other potable water needs.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heating-c6/potable-vessels-c2173/inta-zilmet-ultra-pro-19-litre-wall-mounted-potable-water-vessel-3-4-bsp-c-w-changeable-membrane-bracket-p21155</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heating-c6/potable-vessels-c2173/inta-zilmet-ultra-pro-19-litre-wall-mounted-potable-water-vessel-3-4-bsp-c-w-changeable-membrane-bracket-p21155</link>
            </item>
          <item>
              <pubDate>Thu, 01 Oct 2026 20:20:26 +0100</pubDate>
              <title>Inta Zilmet Ultra-Pro 24 Litre Wall Mounted Potable Vessel 22mm Connection C/W Interchangeable Membrane &amp; Bracket</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/heating-c6/potable-vessels-c2173/inta-zilmet-ultra-pro-24-litre-wall-mounted-potable-vessel-22mm-connection-c-w-interchangeable-membrane-bracket-p21156"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/inta-zilmet-ultra-pro-24-litre-wall-mounted-potable-vessel-22mm-connection-c-w-interchangeable-membrane-bracket-p21156-43979_thumb.jpg" alt="Inta Zilmet Ultra-Pro 24 Litre Wall Mounted Potable Vessel 22mm Connection C/W Interchangeable Membrane &amp; Bracket"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/heating-c6/potable-vessels-c2173/inta-zilmet-ultra-pro-24-litre-wall-mounted-potable-vessel-22mm-connection-c-w-interchangeable-membrane-bracket-p21156">Inta Zilmet Ultra-Pro 24 Litre Wall Mounted Potable Vessel 22mm Connection C/W Interchangeable Membrane &amp; Bracket</a></p>
<p>The Zilmet Ultra-Pro 24 Litre Wall Mounted Potable Vessel offers a dependable solution for various potable water applications. Designed with versatility in mind, it boasts galvanized steel flanges, stainless steel threaded connections, and a robust carbon steel shell with MIG welding for durability. With fixed membranes at both ends and a replaceable membrane, it ensures water purity and prevents contact between the vessel and membrane. Fully certified according to PED 97/23/CE standards and factory tested for quality assurance, it&#039;s a trusted choice for water pumps, booster systems, and other potable water needs.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/heating-c6/potable-vessels-c2173/inta-zilmet-ultra-pro-24-litre-wall-mounted-potable-vessel-22mm-connection-c-w-interchangeable-membrane-bracket-p21156</guid>
              <link>http://www.macdonaldplumbingsupplies.com/heating-c6/potable-vessels-c2173/inta-zilmet-ultra-pro-24-litre-wall-mounted-potable-vessel-22mm-connection-c-w-interchangeable-membrane-bracket-p21156</link>
            </item>
          <item>
              <pubDate>Sun, 18 Oct 2026 02:05:05 +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>
          </channel>
</rss>