General description The McAlpine WM12 is a plumbing trap designed for use with domestic appliances such as dishwashers and washing machines. It features a 75mm water seal to prevent foul odours from entering the room and a 1.5" multifit outlet for easy connection to standard pipework. The trap includes a 135° swivel inlet connection, allowing for convenient installation in tight spaces without the need for complex pipework. Technical specifications Water seal: 75mm Outlet size: 1½" multifit Inlet connection: 135° swivel Usage The WM12 trap is designed to create a water seal that prevents unpleasant smells and backflow of wastewater, ensuring a clean and efficient waste system for domestic appliances.