3/4" - Forespar
- Will ensure that fluids will not siphon from tank to tank.
- Commonly used in the marine toilet system and engine cooling system.
- The valve system incorporated in the top of the loop allows air to enter the line when not in use, yet seals as water or other fluid passes through.
- Molded in glass-reinforced Marelon, neither vent or loop will corrode.
- The duckbill one way valve is designed to seal properly if particulate matter is present in fluids.
Installing this style of vented loop will ensure that water will not siphon back into the marine head. The simple valve system incorporated in the top of the loop allows air to enter the line when not in use, yet effectively seals as water passes through. Molded in glass-filled Marelon™ , both vent and loop will not corrode.