Collar Dampers are manufactured using high quality aluminium sheet construction. It has an external frame with flat frontal face 30 mm and internal uniformly punched sheet. This can be available in fixed type or removable type. The perforated panel is removable to ensure easy access for cleaning and air balancing. In all standard or non-standard sizes can be done as per your requirements available with or without collar dampers.Applications:Air supply between 2.6 meters and 4.0 meters high or air return according to model in Air-conditioning, ventilating and heating systemsOur air conditioning dampers are suitable for clean rooms in pharmaceuticals and hospitals where laminar flow pattern is envisaged.Mounting:Overlapped in false ceiling by means of hidden fixing systems or replacing a false ceiling tile.Implementations:High quality aluminium sheet construction. External frame with flat frontal face 30 mm and internal uniformly punched sheet. Can be available in fixed type or removable type. The perforated panel is removable to ensure easy access for cleaning and air balancing. In all standard or non-standard sizes can be done as per your requirements available with or without collar dampers.