4" PVC Pipe Backwater / Check Valve

Description

4" PVC Pipe Backwater / Check Valve
-Prevents Sewage Or Any Other Fluid From Flowing Back Into A Water System
-Elastometric Seal In Quick Action Flapper Ensures A Water Tight Seal
-Threaded Access Cap Incorporates A Neoprene Seal For Positive Sealing & Can Be Tightened Or Removed By Hand
-Valve Hub Fits DWV Pipe & Can Be Adapted For Sewer & Drain Pipe.