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Ventech cost-effective louvered air vents series bulk buy

Ventech cost-effective louvered air vents series bulk buy

Back Draught Damper
Guangdong, China (Mainland)
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Product Details
Ventech 's air units has excellent performances by virtue of the following excellent details.air units, manufactured based on high-quality materials and advanced technology, has reasonable structure, excellent performance, stable quality, and long-lasting durability. It is a reliable product which is widely recognized in the market.
Company Advantages
1. Ventech louvered air vents is carefully designed. The design is carried out by our design team who is dedicated to keeping the product looking great for years, such as special metal coatings that prevent fingerprints and other residues.
2. The product has good electromagnetic compatibility. The conductors' width in the PCB has been reasonably arranged to minimize the impact of interference caused by the transient current.
3. The product has no electrical hazards. Ground Continuity test (GC) has been carried out to prevent unsuitable current is created and flows to the earth.
4. Through years of producing louvered air vents , Ventech can guarantee providing the most reliable products.



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.


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Company Features
1. Our Ventech lead the industry and quality is superior.
2. By revolutionizing the technology of producing louvered air vents , Ventech is able to provide one-stop solution for customers.
3. Under the principle of customer first, we will seriously consider customer suggestion, handle customer complaints, and strive to give solutions within one day. We would like to foster more customer loyalty in our next developing stage. We will create more chances to partner with customers, such as inviting them to participate in R&D or monitoring the production process. We have established an effective environmental management method. We try to improve our production efficiency, reducing emissions and waste.
louvered air vents is one of the factors that Yingde Ventech Air Conditioning Co.,Ltd emphasizes during material selection. CNC micro-computer controller allows easier parameters setting on SUMWIC machine
What Yingde Ventech Air Conditioning Co.,Ltd is utilizing for material of louvered air vents is double checked for quality. SUMWIC decoiler is made of high-quality steel and it matches perfectly with foreign motors
All aluminum ventilation louvers may be the same, but aluminum ventilation louvers make us take the lead.SUMWIC winding machine is driven by the constant current circuit
It has been proved through industrial tests that aluminum ventilation louvers has met design requirements. Most of SUMWIC winding machines feature off-power memory retention
aluminum ventilation louvers attracted attention with a particular design, it was regarded a aluminum ventilation louvers with great expansibility. SUMWIC winding machine features excessive speed tracking and the calibration of the speed
louvered air vents can stand all kinds of strict tests before putting into use. SUMWIC machines present features such as quick responding speed and high suitability
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