This Naco 6825-1002 is a 10" PVC coupling for C-900 Gasket. 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 10" Gasket Coupling features rubber gaskets that are designed to create a secure and flexible seal.