<rss version="2.0">
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    <title>Isolation Valves  from MacDonald Plumbing &amp; Heating Supplies</title>
    <link>http://www.macdonaldplumbingsupplies.com/rss/1/productlistings_rss/c2125::end:feed</link>
    <description></description>
    <copyright>Copyright 2026 MacDonald Plumbing &amp; Heating Supplies</copyright>
    <language>en</language>
    <lastBuildDate>Fri, 09 Oct 2026 02:05:06 +0100</lastBuildDate>
    <pubDate>Fri, 09 Oct 2026 02:05:06 +0100</pubDate>
              <item>
              <pubDate>Fri, 09 Oct 2026 02:05:06 +0100</pubDate>
              <title>MacDonald Plumbing Supplies MacCompression Liners for MDPE 25mm</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/plumbersessentials-c1401/plumbersessentials-metal-fittings-c1753/macdonald-plumbing-supplies-maccompression-liners-for-mdpe-25mm-p24925"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/macdonald-plumbing-supplies-maccompression-liners-for-mdpe-25mm-p24925-71593_thumb.jpg" alt="MacDonald Plumbing Supplies MacCompression Liners for MDPE 25mm"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/plumbersessentials-c1401/plumbersessentials-metal-fittings-c1753/macdonald-plumbing-supplies-maccompression-liners-for-mdpe-25mm-p24925">MacDonald Plumbing Supplies MacCompression Liners for MDPE 25mm</a></p>
<p>The MacCompression Liners for MDPE 25mm are designed to provide added strength, security, and reliability when using MDPE compression fittings. Manufactured to a high standard, these pipe liners are both WRAS Approved and Kitemarked, ensuring compliance and performance in potable water applications. By reinforcing the inner wall of the MDPE pipe, they help prevent pipe deformation under compression, guaranteeing a safe and leak-free connection. Trusted by installers, these liners offer peace of mind for long-term durability in underground and above-ground installations.</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/plumbersessentials-c1401/plumbersessentials-metal-fittings-c1753/macdonald-plumbing-supplies-maccompression-liners-for-mdpe-25mm-p24925</guid>
              <link>http://www.macdonaldplumbingsupplies.com/plumbersessentials-c1401/plumbersessentials-metal-fittings-c1753/macdonald-plumbing-supplies-maccompression-liners-for-mdpe-25mm-p24925</link>
            </item>
          <item>
              <pubDate>Fri, 09 Oct 2026 02:05:05 +0100</pubDate>
              <title>MacDonald Plumbing Supplies MacPress 22mm Red/Blue Lever Valves M Profile WRAS Approved</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-22mm-red-blue-lever-valves-m-profile-wras-approved-p18805"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/macdonald-plumbing-supplies-macpress-22mm-red-blue-lever-valves-m-profile-wras-approved-p18805-39901_thumb.jpg" alt="MacDonald Plumbing Supplies MacPress 22mm Red/Blue Lever Valves M Profile WRAS Approved"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-22mm-red-blue-lever-valves-m-profile-wras-approved-p18805">MacDonald Plumbing Supplies MacPress 22mm Red/Blue Lever Valves M Profile WRAS Approved</a></p>
<p>The MacPress 22mm Red/Blue Lever Valves M Profile are WRAS approved, offering reliable water flow control for press fit plumbing systems. Featuring convenient red and blue lever handles, they ensure easy operation and compliance with regulatory standards.

Installation Instructions for Press Fittings
&amp;nbsp;
1. Ensure the copper tube is cut squarely.
2. Deburr the pipe internally and externally to form a smooth edge.
3. Check that the &amp;lsquo;O&amp;rsquo; ring of the fitting is seated correctly and free from impurities.
4. Do not use jointing compound, oil or grease.
5. Insert the tube to the full depth of the socket.
6. Clearly mark the tube at full depth.
7. Aline the fitting with the jaw of the tool correctly.
8. Make the press connection, using a suitable M profile jaw.

&amp;nbsp;</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-22mm-red-blue-lever-valves-m-profile-wras-approved-p18805</guid>
              <link>http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-22mm-red-blue-lever-valves-m-profile-wras-approved-p18805</link>
            </item>
          <item>
              <pubDate>Fri, 09 Oct 2026 02:05:05 +0100</pubDate>
              <title>MacDonald Plumbing Supplies MacPress 28mm Red/Blue Lever Valves M Profile WRAS Approved</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-28mm-red-blue-lever-valves-m-profile-wras-approved-p18806"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/macdonald-plumbing-supplies-macpress-28mm-red-blue-lever-valves-m-profile-wras-approved-p18806-39902_thumb.jpg" alt="MacDonald Plumbing Supplies MacPress 28mm Red/Blue Lever Valves M Profile WRAS Approved"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-28mm-red-blue-lever-valves-m-profile-wras-approved-p18806">MacDonald Plumbing Supplies MacPress 28mm Red/Blue Lever Valves M Profile WRAS Approved</a></p>
<p>The MacPress 28mm Red/Blue Lever Valves M Profile are WRAS approved, offering reliable water flow control for press fit plumbing systems. Featuring convenient red and blue lever handles, they ensure easy operation and compliance with regulatory standards.

Installation Instructions for Press Fittings
&amp;nbsp;
1. Ensure the copper tube is cut squarely.
2. Deburr the pipe internally and externally to form a smooth edge.
3. Check that the &amp;lsquo;O&amp;rsquo; ring of the fitting is seated correctly and free from impurities.
4. Do not use jointing compound, oil or grease.
5. Insert the tube to the full depth of the socket.
6. Clearly mark the tube at full depth.
7. Aline the fitting with the jaw of the tool correctly.
8. Make the press connection, using a suitable M profile jaw.

&amp;nbsp;</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-28mm-red-blue-lever-valves-m-profile-wras-approved-p18806</guid>
              <link>http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-28mm-red-blue-lever-valves-m-profile-wras-approved-p18806</link>
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          <item>
              <pubDate>Fri, 09 Oct 2026 02:05:05 +0100</pubDate>
              <title>MacDonald Plumbing Supplies MacPress 35mm Red/Blue Lever Valves M Profile WRAS Approved</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-35mm-red-blue-lever-valves-m-profile-wras-approved-p18807"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/macdonald-plumbing-supplies-macpress-35mm-red-blue-lever-valves-m-profile-wras-approved-p18807-39903_thumb.jpg" alt="MacDonald Plumbing Supplies MacPress 35mm Red/Blue Lever Valves M Profile WRAS Approved"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-35mm-red-blue-lever-valves-m-profile-wras-approved-p18807">MacDonald Plumbing Supplies MacPress 35mm Red/Blue Lever Valves M Profile WRAS Approved</a></p>
<p>The MacPress 35mm Red/Blue Lever Valves M Profile are WRAS approved, offering reliable water flow control for press fit plumbing systems. Featuring convenient red and blue lever handles, they ensure easy operation and compliance with regulatory standards.

Installation Instructions for Press Fittings
&amp;nbsp;
1. Ensure the copper tube is cut squarely.
2. Deburr the pipe internally and externally to form a smooth edge.
3. Check that the &amp;lsquo;O&amp;rsquo; ring of the fitting is seated correctly and free from impurities.
4. Do not use jointing compound, oil or grease.
5. Insert the tube to the full depth of the socket.
6. Clearly mark the tube at full depth.
7. Aline the fitting with the jaw of the tool correctly.
8. Make the press connection, using a suitable M profile jaw.

&amp;nbsp;</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-35mm-red-blue-lever-valves-m-profile-wras-approved-p18807</guid>
              <link>http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-35mm-red-blue-lever-valves-m-profile-wras-approved-p18807</link>
            </item>
          <item>
              <pubDate>Fri, 09 Oct 2026 02:05:05 +0100</pubDate>
              <title>MacDonald Plumbing Supplies MacPress 42mm Red/Blue Lever Valves M Profile WRAS Approved</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-42mm-red-blue-lever-valves-m-profile-wras-approved-p18808"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/macdonald-plumbing-supplies-macpress-42mm-red-blue-lever-valves-m-profile-wras-approved-p18808-39904_thumb.jpg" alt="MacDonald Plumbing Supplies MacPress 42mm Red/Blue Lever Valves M Profile WRAS Approved"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-42mm-red-blue-lever-valves-m-profile-wras-approved-p18808">MacDonald Plumbing Supplies MacPress 42mm Red/Blue Lever Valves M Profile WRAS Approved</a></p>
<p>The MacPress 42mm Red/Blue Lever Valves M Profile are WRAS approved, offering reliable water flow control for press fit plumbing systems. Featuring convenient red and blue lever handles, they ensure easy operation and compliance with regulatory standards.

Installation Instructions for Press Fittings
&amp;nbsp;
1. Ensure the copper tube is cut squarely.
2. Deburr the pipe internally and externally to form a smooth edge.
3. Check that the &amp;lsquo;O&amp;rsquo; ring of the fitting is seated correctly and free from impurities.
4. Do not use jointing compound, oil or grease.
5. Insert the tube to the full depth of the socket.
6. Clearly mark the tube at full depth.
7. Aline the fitting with the jaw of the tool correctly.
8. Make the press connection, using a suitable M profile jaw.

&amp;nbsp;</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-42mm-red-blue-lever-valves-m-profile-wras-approved-p18808</guid>
              <link>http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-42mm-red-blue-lever-valves-m-profile-wras-approved-p18808</link>
            </item>
          <item>
              <pubDate>Fri, 09 Oct 2026 02:05:05 +0100</pubDate>
              <title>MacDonald Plumbing Supplies MacPress 54mm Red/Blue Lever Valves M Profile WRAS Approved</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-54mm-red-blue-lever-valves-m-profile-wras-approved-p18809"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/macdonald-plumbing-supplies-macpress-54mm-red-blue-lever-valves-m-profile-wras-approved-p18809-39905_thumb.jpg" alt="MacDonald Plumbing Supplies MacPress 54mm Red/Blue Lever Valves M Profile WRAS Approved"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-54mm-red-blue-lever-valves-m-profile-wras-approved-p18809">MacDonald Plumbing Supplies MacPress 54mm Red/Blue Lever Valves M Profile WRAS Approved</a></p>
<p>The MacPress 54mm Red/Blue Lever Valves M Profile are WRAS approved, offering reliable water flow control for press fit plumbing systems. Featuring convenient red and blue lever handles, they ensure easy operation and compliance with regulatory standards.

Installation Instructions for Press Fittings
&amp;nbsp;
1. Ensure the copper tube is cut squarely.
2. Deburr the pipe internally and externally to form a smooth edge.
3. Check that the &amp;lsquo;O&amp;rsquo; ring of the fitting is seated correctly and free from impurities.
4. Do not use jointing compound, oil or grease.
5. Insert the tube to the full depth of the socket.
6. Clearly mark the tube at full depth.
7. Aline the fitting with the jaw of the tool correctly.
8. Make the press connection, using a suitable M profile jaw.

&amp;nbsp;</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-54mm-red-blue-lever-valves-m-profile-wras-approved-p18809</guid>
              <link>http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-54mm-red-blue-lever-valves-m-profile-wras-approved-p18809</link>
            </item>
          <item>
              <pubDate>Fri, 09 Oct 2026 02:05:05 +0100</pubDate>
              <title>MacDonald Plumbing Supplies MacPress 15mm Red/Blue Lever Valves M Profile WRAS Approved</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-15mm-red-blue-lever-valves-m-profile-wras-approved-p18804"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/macdonald-plumbing-supplies-macpress-15mm-red-blue-lever-valves-m-profile-wras-approved-p18804-39900_thumb.jpg" alt="MacDonald Plumbing Supplies MacPress 15mm Red/Blue Lever Valves M Profile WRAS Approved"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-15mm-red-blue-lever-valves-m-profile-wras-approved-p18804">MacDonald Plumbing Supplies MacPress 15mm Red/Blue Lever Valves M Profile WRAS Approved</a></p>
<p>The MacPress 15mm Red/Blue Lever Valves M Profile are WRAS approved, offering reliable water flow control for press fit plumbing systems. Featuring convenient red and blue lever handles, they ensure easy operation and compliance with regulatory standards.

Installation Instructions for Press Fittings
&amp;nbsp;
1. Ensure the copper tube is cut squarely.
2. Deburr the pipe internally and externally to form a smooth edge.
3. Check that the &amp;lsquo;O&amp;rsquo; ring of the fitting is seated correctly and free from impurities.
4. Do not use jointing compound, oil or grease.
5. Insert the tube to the full depth of the socket.
6. Clearly mark the tube at full depth.
7. Aline the fitting with the jaw of the tool correctly.
8. Make the press connection, using a suitable M profile jaw.

&amp;nbsp;</p></description>
              <guid>http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-15mm-red-blue-lever-valves-m-profile-wras-approved-p18804</guid>
              <link>http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-full-range-c891/macdonald-plumbing-supplies-macpress-15mm-red-blue-lever-valves-m-profile-wras-approved-p18804</link>
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