View 2 of ???? ???????? Silent Check Valve - 1-1/2", Includes Steel Clamps for 1-1/2-inch Pipes, Sump Pump Check Valve Model CV-150, Spring-Loaded Flapper, Extends Sump Pump Life -3 year warranty

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View 1 of ???? ???????? Silent Check Valve - 1-1/2", Includes Steel Clamps for 1-1/2-inch Pipes, Sump Pump Check Valve Model CV-150, Spring-Loaded Flapper, Extends Sump Pump Life -3 year warrantyView 2 of ???? ???????? Silent Check Valve - 1-1/2", Includes Steel Clamps for 1-1/2-inch Pipes, Sump Pump Check Valve Model CV-150, Spring-Loaded Flapper, Extends Sump Pump Life -3 year warranty