Iris damper for air volume control of circular duct
Available sizes: from dia. 80 to 800mm
Material:DX53 D+ Z275, galvanized steel or stainless steel 316L
Thickness: 0.6mm for dia.80-315mm, 1.0mm for 400-800mm.
sealing gasket is double lips EPDM rubber,
with plastic regulator and handle
Class of air tightness: C class according to EN1751:2014
Colour of the plastic quadrant: orange & yellow are available.
Mounting
To be mounted in between two ducts according to mounting instructions
To be set on desired air volume according to set-table (joined with each damper)
Our advantages
Established in 1997 & located in Yuyao Ningbo China, Yuyao Jingqiao Hardware Factory (also names as Ningbo Aier Ventilation Equipment Co., Ltd) has been a leading manufacturer of HVAC Accessories & Custom Metal Stamping Parts for over 20 years
Hydraulic Press Production Line
Progressive Die Pressing Production Line
Robot Arm Transfer Production Line
Fully Automatic Powder Coating Line
In-house Tooling Workshop
Assembling Lines
· Competitive Pricing
· Strict Quality Control
· Fast & Stable Delivery Time
· Comprehensive Range
· Strong R&D Support
Excellent Customer Service
