Forespar MF 847 Vented Loop - 1-1/8" [903018] Sailing | Shackles/Rings/Pins It won't add much weight

It won't add much weight

the display is a pleasure to operate

Frequency: 156

53 Kg packed)

31-18 female thread & 1

Forespar MF 847 Vented Loop - 1-1/8" [903018] Sailing | Shackles/Rings/Pins It won't add much weightMF 847 Vented Loop 1 1 8" 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