Push-fit Hep2O includes unique features that enable quick and easy installation with a secure fitting. It is the only push-fit plumbing system with joint recognition, secure demounting and a 50 year guarantee. The system is compatible with both plastic and copper, making it ideal for new build and refurbishment projects. Hepkey Release Tool set available (code 20940). Hot and cold flexible push-fit plumbing system. Feel the rumble, leak free connection guaranteed. BS EN 7291 parts 1 and 2, WRAS approved. KIWA certified. Secure and easy demounting with HepKey system. 50 year industry leading guarantee. Minimum operating temperature - 5 degC. Maximum operating temperature - 114 degC. Maximum operating pressure at minimum temperature - 12 BAR. Maximum operating pressure at maximum temperature - 3 BAR. Inner conical thread (NPT). Hep2O Female Adaptor Brass Socket 22mm x 3/4" in White Plastic/Brass. Easy to install, Hep2O brass push-fit female adaptor is an ideal plumbing tool for joining multiple pipes. It comes with an In4Sure joint recognition that helps one to know when the pipe is connected. IMPORTANT SIZING NOTE - Most plumbing products are measured using BSP thread dimensions which measure 1/4 inch larger than that stated, therefore this 3/4 Inch BSP thread actually measures 1 Inch in diameter. If your thread measures 3/4 Inch in diameter then you require the 1/2 Inch version of this product This listing is for a Pack of 1 push fit adaptor hep20 pipe fittings hep2o fittings.