![Rule Check Valve f\/360\/500 Bilge 1" Straight Ports [1221R]](https://cdn11.bigcommerce.com/s-ivfdlaahhy/images/stencil/600x600/products/15793/20407/101799XL__88157.1769769803.jpg?c=1 "Rule Check Valve f\/360\/500 Bilge 1\" Straight Ports [1221R]")
Description
Check Valve for 360/500 Bilge 1" Straight Ports
Replacement Check valves for the "new" Rule-Mate Bilge pumps. Helps prevent backflow of water into the bilge.
Specifications:
- 3/4" (19mm)
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![Rule Check Valve f\/360\/500 Bilge 1" Straight Ports [1221R]](https://cdn11.bigcommerce.com/s-ivfdlaahhy/images/stencil/1280x1280/products/15793/20407/101799XL__88157.1769769803.jpg?c=1 "Rule Check Valve f\/360\/500 Bilge 1\" Straight Ports [1221R]")
![Rule Check Valve f\/360\/500 Bilge 1" Straight Ports [1221R]](https://cdn11.bigcommerce.com/s-ivfdlaahhy/images/stencil/1280x1280/products/15793/20408/101799BXL__42496.1769769803.jpg?c=1 "Rule Check Valve f\/360\/500 Bilge 1\" Straight Ports [1221R]")
Check Valve for 360/500 Bilge 1" Straight Ports
Replacement Check valves for the "new" Rule-Mate Bilge pumps. Helps prevent backflow of water into the bilge.
Specifications:
![Rule Check Valve f\/800\/1100 Bilge 1-1\/8" Straight Ports [1223R]](https://cdn11.bigcommerce.com/s-ivfdlaahhy/images/stencil/400x400/products/15794/20409/101801XL__15703.1769769806.jpg?c=1 "Rule Check Valve f\/800\/1100 Bilge 1-1\/8\" Straight Ports [1223R]")
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