Air vents

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Air vents

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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.

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	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