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Ventech louvered air vents from China for sale

Ventech louvered air vents from China for sale

Back Draught Damper
Guangdong, China (Mainland)
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Back Draught Damper




Ventilation damper the type back draught damper is a non-return damper for extract air. Made of galvanized sheet, for installation into round ducts, to shut the duct automatically when extraction of air stops. Prevent the outside air flow back.




Nominal sizes: 100, 125, 150, 200, 250, 315.

For non-return air control.

Fame made of galvanized sheet 0.8mm, inner shutter made of aluminum 0.3mm.


For installation into round ducts.

Specially designed springs allow accurate control of the shutter.


 Ventech louvered air vents from China for sale-1

Ventech louvered air vents from China for sale-2

Incorporating the latest technology, Ventech louvered air vents shows the finest workmanship in the industry. The product is robust and tolerant of abuse
Ventechlouvered air vents comes with various designs that integrate function and aesthetics. Depending on the power conversion technology incorporated, it can go from accepting energy to supplying energy instantaneously
The time and energy into designing louvered air vents proves to be efficient for the fame of Ventech. The product has a wide operating temperature range
We develop Ventech louvered air vents in accordance with the green product development strategies. The product has been widely applied in electronic products
As the increasing demand of the customers, Ventech has put a lot of investment into designing the louvered air vents more stylish. Its thick and solid lead plate protects it from the stress of prolonged discharge
This product has good strength. It is made of heavy-duty welded metal, which makes contribution to the excellent hardness and provides strong impact resistance to fight against deformation. The product can be recharged many thousands of times, which makes it suitable for prolonged power consumption
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