non return valve 1pcs PVC Non-Return Valve for Sewer Pipe,ID 20 25 32 40 50 63 75 90 110 125 160 200mm Sewer Drain Check Valve (Size:DN150) (Size : DN20) (Size : DN150)

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non return valve 1pcs PVC Non-Return Valve for Features

• Non return valve material: plastic- PVC .

• Check valve Dimension: inside diameter 20mm -200mm.

• The design of turning plate, can be installed vertically when the water pressure is large, if the water pressure is small, can be installed horizontally, to ensure the tightness.

• Connection: adhesive and sleeve

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