Naco 3332-6682 12" x 8" 125 PSI Gasketed Reducer. Naco is the industries leader in manufacturing PVC pipe, fittings and valves. PVC Pipe is designed for both above and below ground DWV (Drain, Waste, Vent) Applications. Pvc is generally used for both commercial and residential plumbing construction. Naco covers your PVC needs in every industry from agriculture to drainage systems. This Naco PVC 3332-6682 12"x8" Reducer is designed with gaskets and is ideal for underground waste applications.