Union Adapters

M-Press stainless steel male union adapters are available here in sizes up to 54mm x 2" NB, all of which are made of stainless steel 316 to BS EN 10088-3. All stainless steel union adapters come with an EPDM rubber seal as well as an M-profile press-fit and male BSPT taper threaded end, they’re also WRAS approved and up to 16 bar pressure rated.

Stainless steel (PressINOX) press fittings can be installed in seconds using a pressing machine and are ideal for use in potable water systems, heating, compressed air and more. FPM or HNBR seals can be fitted for other installations such as solar and gas systems. M-Press offers a 40-year guarantee with all of these male union adapters.