IRIS Damper is an ideal air flow regulator and measuring device for the circular ducts. The diaphragm valve ensures a perfect accordance between the diameter indication on the handle and the opening of the valve. When in a fully open position, the iris damper provides a 100% free area with no control mechanism in the airstream, allowing easy and effective cleaning of the duct.
Advantages of an Iris Damper (compared to the other VOLUME CONTROL DAMPERS)
Precise air flow measuring & regulating
Low sound level
100% open to facilitate duct cleaning
Air Tightness class C
Full size ranges from dia. 80mm to 800mm.
Development History of Iris Damper at Ningbo Aier Ventilation Equipment Co., Ltd
Ningbo Aier Ventilation Equipment Co., Ltd is the FIRST and ONLY manufacturer in China that can produce the full-size ranges of iris dampers from dia. 80mm to 800mm. We have [...]