September 12, 2025

Air Louver Supply Vent Grilles, Easy Install Double Deflection Air Grille

Model NO.: DDG-VA
Thickness: 1.0mm
Colour: White, Anodized and Others Available
Size: All Sizes Available
Function: Ventilation
Delivery Time: 25 Days
Port: Shenzhen
Trademark: VENTECH or OEM service
Transport Package: 10PCS for One Strong Carton Box
Specification: All size available
Origin: Certification of Original Is Available
HS Code: 7616999000

Air Vent Supply Air Grille

Made of high quality extruded aluminum profile. All sizes are available. Supply air grille (HVAC part, air register, double deflection supply air grille).

The aluminum grille has two models: double deflection grille and single deflection grille.

Generally for double layer products, the long blades are in the face while short blades in the back.

To reduce the flow resistance and noise, blades can be streamlined design.

The 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.

Air Louver Supply Vent Grilles, Easy Install Double Deflection Air Grille

Features:

Ventilation grille, the type rectangular double deflection grille is as supply air or extract air variant for comfort zones and industrial zones. Ready-to-install component which consists of a border and individually adjustable, horizontal and vertical double layer blades.

Directed supply air discharge for mixed flow ventilation.

Blades are individually adjustable to meet different local requirements.

For installation in walls.

Made of extruded aluminum, powder coated.

Concealed fixing or countersunk holes screw fixing, for installation into an installation sub-frame or fixing onto an installation surface.

Air Louver Supply Vent Grilles, Easy Install Double Deflection Air Grille

Colour:

White: RAL 9010, RAL 9016, RAL 9003

Anodized

Structure:

Two rows: blades are movable on horizontal and vertical lines.

Air Louver Supply Vent Grilles, Easy Install Double Deflection Air Grille

Size and Specification:

Nominal length: 100, 150, 200, 250, 300, 350, 400, 450, 500, 600, 700, 800, 900, 1000.

Nominal height: 100, 150, 200, 250, 300, 350, 400, 450, 500, 600, 700, 800, 900, 1000.

Other dimensions upon request.

Reference Size:

Standard size H/L (mm) Effective Area (m²) Air Volume(m3/h)
200x100 0.013 150
200x150 0.020 200
250x100 0.017 160
250x150 0.025 250
300x150 0.030 300
300x200 0.040 450
500x250 0.090 810
600x300 0.149 1400
750x300 0.185 1800
1000x500 0.373 3500
Assumed air velocity is 2.5m/s.

Factory Show:
Air Louver Supply Vent Grilles, Easy Install Double Deflection Air Grille

Our Services and Mission:

VENTECH is the leading supplier of air diffusion products in the international market. We are dedicated to the manufacture and design of air diffusion and ventilation for air conditioning systems.

VENTECH was founded in 2006. We have a 30,000 square meter production area. With about 250 experienced workers, we quickly became a leading manufacturer of air diffusers and grilles.

We focus on high quality and competitive pricing. We have a strict quality control process, and every product is hand inspected to ensure it will be in good quality condition.

VENTECH will work to develop new designs and technologies to achieve better product performance, easier installation, and higher quality year after year.

VENTECH personnel will always cooperate with the customer to make doing business together efficient, fast, and pleasant.

VENTECH is your best choice. We are ready to cooperate with you to provide a comfortable way of handling air.

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Air Louver Supply Vent Grilles, Easy Install Double Deflection Air Grille

Air Louver Supply Vent Grilles, Easy Install Double Deflection Air Grille

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