These vents help prevent water from entering the fuel tank, yet allow air to vent freely, during normal sea conditions and washdowns. This eliminates the need for an anti-siphon loop in the vent hose...
All-welded 304 stainless steel construction with polished finish. Adapts to 3" or 4" ventilation systems. Predrilled with six mounting holes to accommodate #8 screws. Dimensions: 11-5/16" L x 4-3/8"...