McAlpine ASC10-CO Basin and Sink Trap with a 75mm water seal and a 1½" multifit outlet. This tubular swivel sink trap is manufactured in polypropylene for durability. The 19mm/23mm pipe connection allows receiving the discharge from a condensing boiler or a washing machine. It features a multifit compression outlet that suits all plastic, copper, and lead pipe. The water seal helps to prevent odors and gases from entering the room through the drain.