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1. Available sizes: from dia. 80 to 800mm

2. Material:DX53 D+ Z275, galvanized steel or stainless steel 316L

3. Thickness: 0.6mm for dia.80-315mm, 1.0mm for 400-800mm.  

4. sealing gasket is  double lips  EPDM  rubber,

5. with plastic regulator and handle                                

6. Class of air tightness: C class according to EN1751:2014

7. Colour of the plastic quadrant: orange & yellow are available. 

    

Company profile

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

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