Round Waterproof Ventilation Covers for Marine Vessels (VGN) - Reliable Airflow Solutions

Sudovy ventilating water-gas-tight round covers are used in ventilation and air conditioning systems of surface ships, vessels, watercraft. The main function is tight closure of ventilation openings in hull structures. The covers should protect the room from water and gas penetration, keep impermeability even in cases of prolonged exposure to strong water pressure. At the same time, they must provide free access to the room.