Aerovac Volume Control Damper
- Frame: 1.2 mm (18 gauges) Galvanized steel sheet
- Blade: Doubled skinned high quality rolled formed 0.8 mm (22 gauges) Z275 (G90) zinc coating Galvanized steel sheet aerofoil profiles
- Bearing: 12mm Dia round PVC/Nylon Bush
- Shaft: 12mm round MS Rod / 10 mm square Galvanized steel rod.
- Linkage: 1.2 mm thick galvanized steel linkage
- Quadrant: Manual operation, locking type quadrant made of galvanized steel with full open and full shut markings.
- Gasket:Black foam gasket at edges to prevent air leakage in shut off position