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1. Zoeller

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1-1/2 Inch, Zoeller 30-0181 PVC Plastic Check Valve

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Zoeller #ad - Designed to reduce water hammer. 1-1/2 slip x slip unions. Flapper bends over a radius to eliminate sharp 90-degree edges. Slip x slip for 4. 3 psi 10 feet of head at 130°F. Capable of vertical or horizontal installation.
BrandZoeller #ad
ManufacturerZoeller #ad
Height6.75 Inches
Length9.75 Inches
Weight0 Pounds
Width17.5 Inches
Part Number30-0181
Model30-0181

2. Zoeller

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Zoeller 30-0151, 8.25 x 12.00 x 11.00 inches

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Zoeller #ad - Stainless steel screws. Extra wide hinge to reduce hinge stress. Full 2-inch flow design - meets BOCA P. 604. 2. 2 inch full flow pump code. Corrosion resistant powder coated epoxy finish.
BrandZoeller #ad
ManufacturerZoeller #ad
Height8.25 Inches
Length11 Inches
Weight4 Pounds
Width12 Inches
Part Number30-0151
Model30-0151
Warranty12 months from date of installation or 18 months from date of manufacture (on most Zoeller pumps), whichever comes first. Abuse or misapplication can void this warranty.

3. Raybend

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Raybend,"Silent" Sump Pump Check Valve, 1-1/2"

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Raybend #ad - The unique spring loaded flapper eliminates the nuisance water hammer noise of standard check valves. Clear valve body so that water movement is visible. 1 year warranty. 100% stainless steel clamps included-fits 1-1/2" pipe. Sump pump silent clear check Valve MODEL RFF15NC.
BrandRaybend #ad
ManufacturerRaybend #ad
Height3 Inches
Length8.5 Inches
Weight0.8 Pounds
Width3 Inches

4. Jackel

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Jackel Sump Check Valve Model: DJ-545

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Jackel #ad - All stainless steel clamps and fasteners. Fits 1-1/4" or 1-1/2" black, galvanized or DWV Schedule 40 pipe. The most durable flapper in the industry. Strong and durable ABS body.
BrandJackel #ad
ManufacturerJackel #ad
Weight0.6 Pounds
Part NumberJackel-DJ-545
ModelDJ-545

5. Raybend

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1-1/2" NPT to 1-1/2" Pipe, Raybend,"Silent" Sump Pump Threaded Check Valve

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Raybend #ad - Threads directly into the pump's 1-1/2" Outlet to connect it to a 1-1/2" Pipe. 100% stainless steel clamps included-fits 1-1/2" pipe. 1 year warranty. The unique spring loaded flapper eliminates the nuisance water hammer noise of standard check valves. Sump pump silent threaded Check Valve MODEL RFF15TH.
BrandRaybend #ad
ManufacturerRaybend #ad
Height6.75 Inches
Length3 Inches
Weight0.52 Pounds
Width3 Inches