* The volume control damper is used to adjust air volume on round duct systems .Frame is constructed from galvanized steel sheetwith 0.6mm thickness.
* To fit standard spiral wound duct work
* Alternative Air Filter Grades upon request
*Damper blade, which is fixed to the bearing pin, can be rotated in vertical plane from full open to full close
* Bearing pin is coupled with hand locking quadrant with open and close marking. Hand locking quadrant frame is marked to show exact position of damper
* Standard size:100,125,150,160,200,250,315mm
Application :
* Commonly used for low efficiency filtration applications in spiral wound duct work.
*Used on round duct system to adjust air volume.
*Designed for use in heating, ventilating and air conditioning systems.
Colour :
* Aluminium
Specification :
| Standard size (mm) | D1 (mm) | D2 (mm) |
| 100 | 98 | 104 |
| 125 | 123 | 129 |
| 150 | 148 | 154 |
| 160 | 158 | 164 |
| 200 | 198 | 204 |
| 250 | 248 | 154 |
| 315 | 313 | 319 |
Facotry show:
Our services and mission:
* VENTECH is the leading supplier of air diffusion products in the international market.We dedicated in manufacture and design of air diffusion and ventilation for air conditioning system.
*We concerntration on high quality and competitive price.We have strict qualtiy control process,and every product is hand inspected to ensure it will be in good quality condition.
* VENTECH will work to develop new design and technologies to achieve better product performance,easier to install and higher quanlty year on year .
* VENTECH personnel will always cooperate with the customer to make doing business together and efficient ,fast and pleasant experience .
* VENTECH is you best choice ,we are ready to cooperate with you to provide a comfortable way of handling air.
Packing & Shipping:
Packing Details:
*Neutral packing: export standard carton.
*Unit packing: heat-shrink film packing for each product, plastic protect corner is optional.
*All of the productions are inspected carefully by QC before delivery.
Delivery Time:
*Normally 30 days production time after receiving the deposit.
*Urgent orders could be on priority.
Min. Order
*If order based on EXW terms, no MOQ is required.
*If order based on FOB or CNF or CIF terms, there's MOQ for your options.
*Container orders will have more favorable price.
FAQ:
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.
