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 sizes 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 comes in two models: double deflection grille and single deflection grille.

For double-layer products, the long blades are on the front while the short ones are at the back.

To reduce flow resistance and noise, blades can be designed with a streamlined shape.

The double deflection grille is commonly used in hotel rooms for supplying conditioned air. It has two sets of adjustable blades, allowing users to easily control airflow direction by adjusting blade orientation.

To secure the grille in place, we provide easy-to-use mounting clips that save installation time. These uniquely shaped blades are made from high-quality plastic using innovative production technologies.
Air Louver Supply Vent Grilles, Easy Install Double Deflection Air Grille

 

Features:

* The rectangular double deflection grille is suitable for both supply and extract air applications in comfort zones and industrial areas. It is a ready-to-install component consisting 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.

* Suitable for wall installation.

* Made of extruded aluminum, powder-coated.

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

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

Color:

* White: RAL 9010, RAL 9016, RAL 9003

* Anodized
 

Structure:

* Two rows: blades are movable on both 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 mm.

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

* Other dimensions available 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 2.5 m/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 specialize in manufacturing and designing air diffusion and ventilation systems for HVAC applications.

* Founded in 2006, we have a 30,000 square meter production area with approximately 250 experienced workers. We quickly became a leading manufacturer of air diffusers and grilles.

* We focus on high quality and competitive pricing. Our strict quality control process ensures every product is hand-inspected for optimal performance.

* VENTECH continuously develops new designs and technologies to improve product performance, ease of installation, and overall quality year after year.

* Our team always collaborates closely with customers to ensure a smooth, efficient, and pleasant business experience.

* VENTECH is your best choice. We are ready to partner with you to provide a comfortable way of handling air in your space.

Hot Selling Products:

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

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

Sodium Alginate

Specifications

Potassium Alginate;
Naturally extracted
good hydrophily thickening & gel forming property
Better Strength than sodium alginate

Properties:;

1. Good hydrophily

2. Good fluidity

3. Thickening;

4. Health protection property

5. Gel forming capability;

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Applications:

1. Food: applied to beverage and health care products, removing heavy metals from bodies

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3. Dental impression: main element in the dental inpression materials;

4. Industrial welding materials: can be widely used as an additive in high-quality welding rod coatings

Advantages:

1. High quality product;

2. Certified by ISO, HALA, KOSHER etc

3. Widest and most specific particle size range

4. the lowest molecular weight of potassium alginate

Alginates: Sodium Alginate

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Wholesale Price Alginate Sodium,Food Grade Alginate DE Sodium,Sodium Alginate for food grade food thickener

Henan Hongze Environmental Protection Technology Co., Ltd , https://www.pampacyy.com