The Delta ABS Drain Waste Set is part of the Delta ABS Drain Plumbing system. It is made to fit both ABS, and stainless steel sink drains. The Drain outlet is a 1-1/2″ male pipe thread. All P-traps include one schedule 40 PVC adapter for final connection to the waste line. The ABS piping has a black finish and can be installed in compliance to local codes. Key Features: Extra tough, ABS is 100% stronger then PVC Large wing nut connections are specially designed for hand tightening without tools. ABS withstands extreme temperatures better then PVC Complies with U.S. and Canadian standards, and California codes. Universal Plumbing code approved.