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    <title>MacDonald Plumbing Supplies MacPress Male Union Connectors  from MacDonald Plumbing &amp; Heating Supplies</title>
    <link>http://www.macdonaldplumbingsupplies.com/rss/1/productlistings_rss/c883:m51::pro</link>
    <description></description>
    <copyright>Copyright 2026 MacDonald Plumbing &amp; Heating Supplies</copyright>
    <language>en</language>
    <lastBuildDate>Sun, 11 Oct 2026 02:05:06 +0100</lastBuildDate>
    <pubDate>Sun, 11 Oct 2026 02:05:06 +0100</pubDate>
              <item>
              <pubDate>Sun, 11 Oct 2026 02:05:06 +0100</pubDate>
              <title>MacDonald Plumbing Supplies MacPress Male Union Connector 15mm x ½ - WATER</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-male-union-connectors-c883/macdonald-plumbing-supplies-macpress-male-union-connector-15mm-x-water-p14869"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/macdonald-plumbing-supplies-macpress-male-union-connector-15mm-x-water-p14869-33292_thumb.jpg" alt="MacDonald Plumbing Supplies MacPress Male Union Connector 15mm x ½ - WATER"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-male-union-connectors-c883/macdonald-plumbing-supplies-macpress-male-union-connector-15mm-x-water-p14869">MacDonald Plumbing Supplies MacPress Male Union Connector 15mm x ½ - WATER</a></p>
<p>The MacPress Male Union Connector 15mm x ½&quot; BSP is a WRAS approved, high-performance press fitting designed for use in potable water, heating, and hot water systems. This connector provides a secure, leak-free connection for professional plumbing applications.

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-male-union-connectors-c883/macdonald-plumbing-supplies-macpress-male-union-connector-15mm-x-water-p14869</guid>
              <link>http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-male-union-connectors-c883/macdonald-plumbing-supplies-macpress-male-union-connector-15mm-x-water-p14869</link>
            </item>
          <item>
              <pubDate>Sun, 11 Oct 2026 02:05:06 +0100</pubDate>
              <title>MacDonald Plumbing Supplies MacPress Male Union Connector 22mm x ¾ - WATER</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-male-union-connectors-c883/macdonald-plumbing-supplies-macpress-male-union-connector-22mm-x-water-p14870"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/macdonald-plumbing-supplies-macpress-male-union-connector-22mm-x-water-p14870-33293_thumb.jpg" alt="MacDonald Plumbing Supplies MacPress Male Union Connector 22mm x ¾ - WATER"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-male-union-connectors-c883/macdonald-plumbing-supplies-macpress-male-union-connector-22mm-x-water-p14870">MacDonald Plumbing Supplies MacPress Male Union Connector 22mm x ¾ - WATER</a></p>
<p>The MacPress Male Union Connector 22mm x ¾&quot; BSP is a WRAS approved, high-performance press fitting designed for use in potable water, heating, and hot water systems. This connector provides a secure, leak-free connection for professional plumbing applications.

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-male-union-connectors-c883/macdonald-plumbing-supplies-macpress-male-union-connector-22mm-x-water-p14870</guid>
              <link>http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-male-union-connectors-c883/macdonald-plumbing-supplies-macpress-male-union-connector-22mm-x-water-p14870</link>
            </item>
          <item>
              <pubDate>Thu, 01 Oct 2026 20:20:27 +0100</pubDate>
              <title>MacDonald Plumbing Supplies MacPress Male Union Connector 28mm x 1&quot; - WATER</title>
              <description><a href="http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-male-union-connectors-c883/macdonald-plumbing-supplies-macpress-male-union-connector-28mm-x-1-water-p14871"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.macdonaldplumbingsupplies.com/images/macdonald-plumbing-supplies-macpress-male-union-connector-28mm-x-1-water-p14871-33294_thumb.jpg" alt="MacDonald Plumbing Supplies MacPress Male Union Connector 28mm x 1&quot; - WATER"  class="lazyload" /></a>
<p><a href="http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-male-union-connectors-c883/macdonald-plumbing-supplies-macpress-male-union-connector-28mm-x-1-water-p14871">MacDonald Plumbing Supplies MacPress Male Union Connector 28mm x 1&quot; - WATER</a></p>
<p>The MacPress Male Union Connector 28mm x 1&quot; BSP is a WRAS approved press fitting ideal for use in potable water, heating, and hot water systems. Providing a secure, leak-free connection, it is a preferred choice for professional plumbing applications.

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-male-union-connectors-c883/macdonald-plumbing-supplies-macpress-male-union-connector-28mm-x-1-water-p14871</guid>
              <link>http://www.macdonaldplumbingsupplies.com/metal-fittings-c1/macpress-fittings-water-c234/macpress-male-union-connectors-c883/macdonald-plumbing-supplies-macpress-male-union-connector-28mm-x-1-water-p14871</link>
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