ventilation air duct ceiling diffuser damper hvac aluminum air vent air damper supply grille oppose blade damper

 OPPOSE BLADE DAMPER

The opposed blades damper applies high quality extruded aluminum profile as its raw material. It's kind of volume control damper principally used to control the diffuser air volume at the duct side. There are two models OBD-VA & OBD-VB for your best choice.

VA TYPE:

Specification:

• Material: high quality of aluminum profile.


• Surface Finish: mill finished.


• Structure:  V blades, Gear joint, plastic handle opening.


• Size: any size available to match air diffuser


• Thickness: 0.8mm, 1.0mm for optional

Drawing:

Application:

OBD-VB TYPE:

Specification:

• Material: high quality of aluminum profile.


• Surface Finish: mill finished.


• Structure:  V blades, Mechanical Control Operated by Screw Driver.


• Size: any size available to match air grille


• Thickness: 0.8mm, 1.0mm for optional

Drawing:

Application:

Q: Are you a manufacturer?
A: Yes, we are a professional manufacturer, and we have more than 15 years manufacturing and overseas sales experiences. Now we've sold our HVAC system air supply return ceiling diffuser to more than 26 countries!!!
Q: What's the MOQ?
A: The MOQ is 5000usd per order. Mixed supply ceiling diffuser is allowed.
Q: Can you provide free sample?
A: Yes, we could provide free sample of supply ceiling diffuser. But we don't pay for the delivery cost.
Q: What's the delivery time?
A: the delivery time is about 30days.
Q: what's the payment term?
A: T/T, L/C
Q: Can we buy under our own logo?
A: No problem.
Q: What is the quality?
A: we offer high quality products. VENTECH is famous for it's high quality and most competitive price!
Q: Can I be a VENTECH brand distributor?
A: Yes, you can. Pls contact us for more details.