Tank Vents/Check Valves

GEM Products 4495 Straight fuel vent - one inch head for 5/8 inch hose - max. hull thickness of 5/8 inch - 316 cast stainless steel construction - monel flame arrestor screen - includes nut - washer - and gasket - for 5/8 inch ID hose - four 3/8 inch holes for venting
$29.69
GEMLUX 954 90 degree flush mount fuel vent - 5/8 inch - 1 3/8 inch cutout - can be installed with the vent up or down - Includes GEMLUX screen - vent cover - thin backing plate and thick backing plate for a custom fit - includes flame arrestor screen
$41.79
In-Line Check Valve - 1/2" BarbsThis check valve allows water to flow in only one direction helping to safeguard against back surge pressure up to 100 PSI.Features: Allows flow in one direction only Safeguards against backsurge up to 100 PSI Small size, easy installation
$12.95
Anti syphon device. Complete with skin fitting, hose clamps and 4 m of hose. Can be connected to hoses with internal diameters of 13, 19, 25 and 32 mm or 1/2, 3/4, 1, 1 1/4 inches.
$74.23
Anti syphon device with reliable pressure valve. Self contained. Can be connected to hoses with internal diameters of 13, 19, 25 and 32 mm.
$74.23
This airvent is suitable for 38 mm hose. Also ideal for toilets or holding tanks which are installed below the waterline. Air bleed connection rotates through 360°.
$74.23
Comes complete with skin fitting, hose clamps and 2 metres of hose. Can be connected to hoses with internal diameters of 13, 19, 25 and 32 mm.
$74.23
Air vent suitable for hoses with internal diameters of 13, 19, 25 and 32 mm. Air bleed connection rotates through 360°.
$74.23
This airvent is suitable for 38 mm hose. Also ideal for toilets or holding tanks which are installed below the waterline. Air bleed connection rotates through 360°.
$74.23