1-1/2" Silent Sump Pump Check Valve with Stainless Steel Clamps
Features:
Broad compatibility: the sump pump check valve is suitable for any pump with 1-1/2" NPT flow rate.
Transparent appearance: check valve's valve body is transparent, you can directly observe the flow of water and whether the pipeline is blocked by foreign matter.
Prevent water backflow: there is a check valve in the middle of the pump to prevent sewage from entering the sump again.
The check valve has a distinctive spring loaded baffle that keeps the pump quiet during operation.
Specification:
1-1/2 inches check valve
Spring loaded flapper Dimensions: 8.5 x 3 x 3 inches
Rubber joint thickness: 0.19 inch. Inner diameter: 1.89 inches. Outer diameter: 2.28 inches
Color: black and transparent
Material: stainless steel, NBR, plastic
What's included: comes with 4 stainless steel clamps and 2 NBR couplings.