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The MacPress Male Coupling 42mm x 1½" is a high-quality WRAS approved press fitting designed for professional use in heating, hot water and potable water systems. Combines a secure press connection with a 1½" BSP male thread.
Installation Instructions for Press Fittings
1. Ensure the copper tube is cut squarely.
2. Deburr the pipe internally and externally to form a smooth edge.
3. Check that the ‘O’ 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.
The MacPress Male Coupling 42mm x 1½ – WATER is part of the trusted MacPress range, delivering reliable and professional-grade press-fit solutions for water-based systems. Suitable for use on heating, hot water and potable (drinking) water systems, this fitting features WRAS approval for peace of mind on all applications.
MacPress fittings are favoured by tradespeople across the UK – including plumbing and heating engineers, HVAC professionals, and M&E contractors – thanks to their consistent performance and leak-free design. Using the widely adopted M-Profile, MacPress fittings ensure a fast, flame-free, and secure connection every time.
Manufactured to strict standards of weight and material, each MacPress fitting delivers the durability and precision required by the trade. Supported by specialist UK stockists, MacPress is the go-to choice for efficient, clean, and reliable installations.
Key Features ✅ 42mm press x 1½" BSP male threaded fitting ✅ WRAS approved for use with potable water ✅ Ideal for heating, hot water and drinking water systems ✅ M-Profile design ensures reliable, leak-free joints ✅ Flame-free installation – safe and efficient ✅ Designed for professional plumbing and heating use ✅ Consistent build quality for dependable performance
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