MacPress Reduced Couplings from MacDonald Plumbing & Heating Supplies http://www.macdonaldplumbingsupplies.com/rss/1/productlistings/macpress-reduced-couplings/cat867 <p>MacDonald Plumbing &amp; Heating Supplies offers MacPress Reduced Couplings, designed to streamline water systems with efficiency and reliability. With the hallmark "M" profile ensuring consistency and compatibility, these couplings provide seamless integration across various water applications.</p> <p>&nbsp;</p> <p>Crafted with Black EDPM O Rings tailored for water applications, MacPress Reduced Couplings prioritize functionality and reliability, guaranteeing a secure and watertight connection in every installation scenario.</p> <p>&nbsp;</p> <p>Experience stability and performance in diverse environments with MacPress Reduced Couplings, featuring wide temperature ranges to accommodate varying conditions. Their compatibility with 'No Hot Works' installations enhances efficiency and minimizes downtime, ensuring convenient and safe setups.</p> <p>&nbsp;</p> <p>Efficiency is paramount with MacPress fittings, and the Reduced Couplings are no exception. Enjoy swift installations, reducing labor costs while maintaining the integrity of your water systems with their low expansion properties.</p> <p>&nbsp;</p> <p>Upgrade your water systems effortlessly with MacPress Reduced Couplings from MacDonald Plumbing &amp; Heating Supplies. Experience seamless installations, durability, and reliable performance for all your water application needs.</p> Copyright 2026 MacDonald Plumbing & Heating Supplies en Sat, 10 Oct 2026 02:05:05 +0100 Sat, 10 Oct 2026 02:05:05 +0100 Sat, 10 Oct 2026 02:05:05 +0100 MacPress Reduced Coupling 22mm x 15mm - WATER MacPress Reduced Coupling 22mm x 15mm - WATER

MacPress Reduced Coupling 22mm x 15mm - WATER

The MacPress Reduced Coupling 22mm x 15mm is a WRAS approved copper press fitting designed to securely join different pipe sizes in water systems. Installation Instructions for Press Fittings &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 &lsquo;O&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. &nbsp;

 /metal-fittings-c1/macpress-fittings-water-c234/macpress-reduced-couplings-c867/macdonald-plumbing-supplies-macpress-reduced-coupling-22mm-x-15mm-water-p14828 /metal-fittings-c1/macpress-fittings-water-c234/macpress-reduced-couplings-c867/macdonald-plumbing-supplies-macpress-reduced-coupling-22mm-x-15mm-water-p14828 Sat, 10 Oct 2026 02:05:05 +0100 MacPress Reduced Coupling 28mm x 15mm - WATER MacPress Reduced Coupling 28mm x 15mm - WATER

MacPress Reduced Coupling 28mm x 15mm - WATER

The MacPress Reduced Coupling 28mm x 15mm is a WRAS approved copper press fitting designed to securely join different pipe sizes in water systems. Installation Instructions for Press Fittings &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 &lsquo;O&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. &nbsp;

 /metal-fittings-c1/macpress-fittings-water-c234/macpress-reduced-couplings-c867/macdonald-plumbing-supplies-macpress-reduced-coupling-28mm-x-15mm-water-p14829 /metal-fittings-c1/macpress-fittings-water-c234/macpress-reduced-couplings-c867/macdonald-plumbing-supplies-macpress-reduced-coupling-28mm-x-15mm-water-p14829 Sat, 10 Oct 2026 02:05:05 +0100 MacPress Reduced Coupling 28mm x 22mm - WATER MacPress Reduced Coupling 28mm x 22mm - WATER

MacPress Reduced Coupling 28mm x 22mm - WATER

The MacPress Reduced Coupling 28mm x 22mm is a WRAS approved copper press fitting designed to securely join different pipe sizes in water systems. Installation Instructions for Press Fittings &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 &lsquo;O&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. &nbsp;

 /metal-fittings-c1/macpress-fittings-water-c234/macpress-reduced-couplings-c867/macdonald-plumbing-supplies-macpress-reduced-coupling-28mm-x-22mm-water-p14830 /metal-fittings-c1/macpress-fittings-water-c234/macpress-reduced-couplings-c867/macdonald-plumbing-supplies-macpress-reduced-coupling-28mm-x-22mm-water-p14830 Sat, 10 Oct 2026 02:05:05 +0100 MacPress Reduced Coupling 35mm x 22mm - WATER MacPress Reduced Coupling 35mm x 22mm - WATER

MacPress Reduced Coupling 35mm x 22mm - WATER

The MacPress Reduced Coupling 35mm x 22mm is a WRAS approved copper press fitting designed to securely join different pipe sizes in water systems. Installation Instructions for Press Fittings &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 &lsquo;O&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. &nbsp;

 /metal-fittings-c1/macpress-fittings-water-c234/macpress-reduced-couplings-c867/macdonald-plumbing-supplies-macpress-reduced-coupling-35mm-x-22mm-water-p14915 /metal-fittings-c1/macpress-fittings-water-c234/macpress-reduced-couplings-c867/macdonald-plumbing-supplies-macpress-reduced-coupling-35mm-x-22mm-water-p14915 Sat, 10 Oct 2026 02:05:05 +0100 MacPress Reduced Coupling 35mm x 28mm - WATER MacPress Reduced Coupling 35mm x 28mm - WATER

MacPress Reduced Coupling 35mm x 28mm - WATER

The MacPress Reduced Coupling 35mm x 28mm is a WRAS approved copper press fitting designed to securely join different pipe sizes in water systems. Installation Instructions for Press Fittings &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 &lsquo;O&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. &nbsp;

 /metal-fittings-c1/macpress-fittings-water-c234/macpress-reduced-couplings-c867/macdonald-plumbing-supplies-macpress-reduced-coupling-35mm-x-28mm-water-p14831 /metal-fittings-c1/macpress-fittings-water-c234/macpress-reduced-couplings-c867/macdonald-plumbing-supplies-macpress-reduced-coupling-35mm-x-28mm-water-p14831 Thu, 01 Oct 2026 20:20:27 +0100 MacPress Reduced Coupling 42mm x 28mm - WATER MacPress Reduced Coupling 42mm x 28mm - WATER

MacPress Reduced Coupling 42mm x 28mm - WATER

The MacPress Reduced Coupling 42mm x 28mm is a WRAS approved copper press fitting designed to securely join different pipe sizes in water systems. Installation Instructions for Press Fittings &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 &lsquo;O&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. &nbsp;

 /metal-fittings-c1/macpress-fittings-water-c234/macpress-reduced-couplings-c867/macdonald-plumbing-supplies-macpress-reduced-coupling-42mm-x-28mm-water-p14917 /metal-fittings-c1/macpress-fittings-water-c234/macpress-reduced-couplings-c867/macdonald-plumbing-supplies-macpress-reduced-coupling-42mm-x-28mm-water-p14917 Thu, 01 Oct 2026 20:20:27 +0100 MacPress Reduced Coupling 42mm x 35mm - WATER MacPress Reduced Coupling 42mm x 35mm - WATER

MacPress Reduced Coupling 42mm x 35mm - WATER

The MacPress Reduced Coupling 42mm x 35mm is a WRAS approved copper press fitting designed to securely join different pipe sizes in water systems. Installation Instructions for Press Fittings &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 &lsquo;O&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. &nbsp;

 /metal-fittings-c1/macpress-fittings-water-c234/macpress-reduced-couplings-c867/macdonald-plumbing-supplies-macpress-reduced-coupling-42mm-x-35mm-water-p14832 /metal-fittings-c1/macpress-fittings-water-c234/macpress-reduced-couplings-c867/macdonald-plumbing-supplies-macpress-reduced-coupling-42mm-x-35mm-water-p14832 Thu, 01 Oct 2026 20:20:27 +0100 MacPress Reduced Coupling 54mm x 28mm - WATER MacPress Reduced Coupling 54mm x 28mm - WATER

MacPress Reduced Coupling 54mm x 28mm - WATER

The MacPress Reduced Coupling 54mm x 28mm is a WRAS approved copper press fitting designed to securely join different pipe sizes in water systems. Installation Instructions for Press Fittings &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 &lsquo;O&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. &nbsp;

 /metal-fittings-c1/macpress-fittings-water-c234/macpress-reduced-couplings-c867/macdonald-plumbing-supplies-macpress-reduced-coupling-54mm-x-28mm-water-p14918 /metal-fittings-c1/macpress-fittings-water-c234/macpress-reduced-couplings-c867/macdonald-plumbing-supplies-macpress-reduced-coupling-54mm-x-28mm-water-p14918 Thu, 01 Oct 2026 20:20:27 +0100 MacPress Reduced Coupling 54mm x 42mm - WATER MacPress Reduced Coupling 54mm x 42mm - WATER

MacPress Reduced Coupling 54mm x 42mm - WATER

The MacPress Reduced Coupling 54mm x 42mm is a WRAS approved copper press fitting designed to securely join different pipe sizes in water systems. Installation Instructions for Press Fittings &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 &lsquo;O&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. &nbsp;

 /metal-fittings-c1/macpress-fittings-water-c234/macpress-reduced-couplings-c867/macdonald-plumbing-supplies-macpress-reduced-coupling-54mm-x-42mm-water-p14833 /metal-fittings-c1/macpress-fittings-water-c234/macpress-reduced-couplings-c867/macdonald-plumbing-supplies-macpress-reduced-coupling-54mm-x-42mm-water-p14833