Sump Pump CHK Valve

Sump Pump Check Valve, Includes 2 Rubber Reducing Sleeves & 4 Stainless Steel Clamps, FDR Inline Use In 1-1/4" Or 1-1/2" Lines, Comes Ready To Install On 1-1/2" Line Reverse Reducer Sleeves For Use On 1-1/4" Discharge Pipe.