Manufactured from high quality polypropylene 75mm water seal Multifit compression outlet suits installation on all plastic, copper and lead pipes McAlpine have over 100 years of experience in manufacturing plumbing accessories The McAlpine Washing machine standpipe is designed to be multipurpose and therefore incorporates a multifit outlet, ensuring that it can work with various piping types. As a result, it is compatible with any copper, plastic or lead piping. This product has a 75mm water seal and conforms to EN 274-1:2002. Manufactured in polypropylene, the standpipe can be blocked off with a WM3-cap