Forespar MF 843 Vented Loop - 5/8" [903003] Hunting & Fishing Fully compatible with Lowrance HDS

Fully compatible with Lowrance HDS Gen3

For use with Attwood Tsunami MK2 (56 series) Bilge and Aerator pumps

Plated brass nuts and stainless steel studs prevent thread galling during tightening

Blanking plug

Forespar MF 843 Vented Loop - 5/8" [903003] Hunting & Fishing Fully compatible with Lowrance HDSMF 843 Vented Loop 5 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