Gold Member Since 2013
Audited Supplier
Foshan Shunde Ventech Ventilation Co., Ltd.

Air Grille with Damper, Aluminum Air Grille with Damper, Ceiling Air Grille with Damper manufacturer / supplier in China, offering HVAC Systems Aluminum Ceiling Air Grille with Damper, Round Swirl Air Diffuser, Air Conditioning Round Diffuser (SD-VC), Hot Selling HVAC Duct Square Diffuer, Supply Floor Air Diffuser and so on.

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HVAC Systems Aluminum Ceiling Air Grille with Damper

Purchase Qty.:
1-99 100-999 1,000-4,999 5,000-9,999 10,000+
FOB Unit Price: US $8 US $7 US $6 US $5 US $4
Purchase Qty. (Pieces) FOB Unit Price
1-99 US $8
100-999 US $7
1,000-4,999 US $6
5,000-9,999 US $5
10,000+ US $4
Get Latest Price
Port: Shenzhen, China
Production Capacity: 1000000PCS/Month
Payment Terms: L/C, T/T, air grille with damper

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Basic Info
  • Model NO.: air grille with damper
  • Usage: for Air Conditioner, Air Grille with Damper
  • Venetian-Style Air Layers: Air Grille with Damper
  • Certification: CE, Air Grille with Damper
  • Size: Customized Size
  • Color: Ral 9010, Ral 9016, Anodized
  • Application: HVAC Systems
  • Accessories: Opposed Blade Damper
  • Similar Model: Return Air Grille
  • Transport Package: Carton Box Packing Air Grille with Damper
  • Origin: Guangdong, China
  • Material: Aluminum
  • Type: Air Grille with Damper
  • Installation: Air Grille with Damper
  • Product Name: Air Grille with Damper
  • Finish: Powder Coating
  • Function: Supply Air
  • Certificate: BV
  • Packing: 5PCS Per Carton Box
  • Trademark: VENTECH / OEM
  • Specification: Available
  • HS Code: 7616999000
Product Description
HVAC Systems Aluminum Ceiling Air Grille with Damper
HVAC Systems Aluminum Ceiling Air Grille with Damper
Model:DDG-VAMaterial:aluminum profile
Thickness1.0mmFinish:powder coating
Color:RAL9003/9010/9016Features:adjustable blade
Function:supply airApplication:air conditioning
Accessories:opposed blade damperSimilar modelair damper

Model DDG-VA double deflection grille is commonly installed in hotel rooms for supply of conditioned air . It incorporates two separate sets of adjustable blades, Users can easily control the air flow direction via adjusting the orientation of the blades. In order to secure the grille into place, we supply customers with easy mounting clips which would save installation time. These usually shaped blades are made of high-quality plastics by using innovative production technologies.

Single Deflection grilles are a step up from supply units like air valves. Able to handle much larger air volumes, and with the adjustable blades enabling throw to be directed anywhere in a single plane.
With an aerodynamic design creating minimal turbulence, the fully extruded aluminium blades of Single Deflection Grilles allow throw adjustment, whilst keeping noise and pressure drops to a minimum. When being used for extract this results in the advantages of being able to handle greater air volumes.
Rear mounted opposed blade dampers are available factory fitted to your Single Deflection Grille. With the grille blades set at a sufficient spacing to allow adjustment through the damper face with a screwdriver, there is no need a specify a removable core to enable volume control adjustment.
1. Made of high quality extruded aluminum profile
2. Blades are movable on horizontal and vertical lines.
3. Mounting by screws or spring clips. 
4. Opposed Blade Damper optional
Opposed blade damper : Air volume flow can be adjusted with turning the screwdriver

The double deflection air grille can be mounted directly into a duct or wall with mounting frame and springs.
Standard RAL 9016 / RAL 9010 
Designed for general use in a myriad of indoors applications, VENTECH Model SDG-VA, Single Deflection grilles are suitable for supply or extract in walls, ceilings and ductwork.

Selection Table:
Double Deflection Grille
Standard Size H/L (mm)Effective Area (m2)Air volume (m3/h)
200 * 1000.016158
200 *1500.024213
250 * 1000.020183
250 * 1500.030267
300 * 1500.036321
300 * 2000.048468
500 * 2500.099896
600 * 3000.1651489
750 * 3000.1981890
1000 * 5000.3863515
Assumed air velocity is 2.5 m/s
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