Discharge Vent (ADV) Ventilators
The ADV had been specifically engineered to provide efficient discharge of smoke and fumes from shafts. The innovative vertically rising lid is designed to reduce the effect of cross winds, ensuring efficient exhaust of gases. The construction is practically airtight, completely weatherproof and well insulated, and incorporates an electronic control system. The ADV is attractive and robust.

Automatic Discharge Ventilator