General description The McAlpine WM15V is a plumbing trap designed for use with domestic appliances such as dishwashers and washing machines. This adjustable inlet, anti-syphon (Silentrap) 'P' trap prevents the backflow of wastewater and airlocks in the system while allowing for adjustments to ensure a perfect fit. It features a 75mm water seal to block foul odours and a 1.5" multifit outlet for easy connection to standard pipework. The 135° swivel inlet connection allows for convenient installation angles. Technical specifications Water Seal: 75mm Outlet Size: 1½" Multifit Compression Usage Suitable for connecting discharge from washing machines and dishwashers. Can function as a normal sink trap until domestic appliances are connected, thanks to the supplied blank plug.