Bilge Pump Hose NON RETURN One Way Check VALVE 25mm 32mm 38mm 1inch 1.5" X LARGE
Used in Bilge Pump Hose lines and other non-pressurised hose lines. Barb Sizes: 25mm 32mm 38mm ( 1", 1 1/4" or 1 1/2"). Multiple Hose Barb Sizes, just use the hose barb size on the reducing ends as required.