Hvac Manual Galvanised Steel Adjustable Air Duct Damper Between Ducts
Galvanized Manual Air Duct damper
1.The installment in the air conditioning ventilating duct,opens willfully to adjust,the valve body after guards againstrust processing.
2.May select and match the electrically operated installment and the heat preservation airtight valve.
3.Shape:round or rectangular.
The volume damper,folio and leafy,shall be installed at entrance of air conditioner and main duct of air duct,and can be freely adjusted from closed to completely open for balancing the system Manual volume dampers directly installed on ducts and connected with flanges are used for controlling the air speed and adjusting indoor air volume.The dampers are made from galvanized steel sheetsand don't need painting on the surface.Thehand knobs are easy to handlethe the openness can be adjusted from close to completely open,and can be fixed by the adjusting structure of the dampers.