Air vents

Large View

An air vent is required if the point at which the cooling water is injected into the exhaust is less than 15cm (6 inches) above the waterline, as there is a risk that cooling water may siphon into the exhaust system and subsequently into the engine.

Compare Products

	Price
Air vent with pressure valve ASDV Airvent Type V has a reliable antisiphon pressure valve and is self contained. No maintenance is required. This air vent can be connected to hoses of internal diameter 13mm, 19mm, 25mm and 32mm.	£90.90
Air vent with hose ASDH Airvent Type H has a hose connection to the outside of the hull. There is a constant bleed off of cooling water through the hose when the engine is running. 4m of hose and a skin fitting are included. This air vent can be connected to hoses of internal diameter 13mm, 19mm, 25mm and 32mm.	£90.90