Forespar MF 840 Vented Loop - 1-1/2" [903000] Brand_Frabill while above in the sky

while above in the sky a frigate bird

Mounting Hole Diameter Inches: 1"

12kW Magnum with 4' Array & 15M RayNet Radar Cable

Chrome plated finish

Forespar MF 840 Vented Loop - 1-1/2" [903000] Brand_Frabill while above in the skyMF 840 Vented Loop 1 1 2" Installing one of our vented loops will ensure that fluids will not siphon from tank to tank. Vented loops are commonly used in the marine toilet system and engine cooling system. 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 or other fluid passes through. Molded in Marelon, neither vent nor loop will corrode. The duckbill one way valve