The NIBCO 1-1/2 in. x 1-1/4 in. ABS DWV SPG x SJ Street Trap Adapter is used in a non-pressurized sanitary system to adapt a fitting hub to a tubular trap at the floor or wall. Drain, Waste and Vent (DWV) allows removal of waste water and water-borne waste away from appliances and fixtures. ABS is lightweight, safe to handle and easy to install. Color: Plastic.