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Double Deflection Grille (DDG-VA)

Double Deflection Grille (DDG-VA)

Double Deflection Grille (DDG-VA)

HVAC Systems,Ventilation,HVAC1,HVAC2,HVAC3
1 - 50(Pieces):15(days),>50(Pieces):Negotiable(days)
Sea freight
Graphic customization (Min. Order: 5000 Pieces),Customized packaging (Min. Order: 5000 Pieces),Customized logo (Min. Order: 5000 Pieces)
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Quick Details
Warranty:1 Year
After-sale Service:Online technical support
Project Solution Capability:graphic design
Application:Office Building, Air Conditioning Ventilation System
Design Style:Contemporary
Place of Origin:Guangdong, China
Brand Name:VENTECH
Model Number:DDG-VA
Item name:Double deflection grille
Color:Customized Color
Material:Aluminum Alloy
Function:Exhaust air/Return air
Size:Customized Size
Installation:Ceiling/Wall Mounted Installation
Feature:Adjustable blades
Video Description
Double Deflection Grille (DDG-VA)



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.

• 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.

• 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.
• Available in RAL colors, or Anodized color.






· Aluminum grilles, adjustable blades

· Material: Aluminium Extruded Profile.

· Construction: Construction is of a fixed core, while a removable core option is available

· Designation: Vertical front blades & Horizontal front blade

· Powder Coating Colour: RAL 9010, RAL 9016 or customised, or anodized

· Cores: Non-removable.

· Optional: With or without damper.

· Accessories: Sub frame SFR, Volume control damper, OBD, CLIP mounting clips for sub frame

· Size manufactured on request

· Blades are movable on horizontal and vertical lines.·


For supply air, having a single set of fully adjustable blades to give directional control of the air pattern in four directions if required. Suitable for wall or duct mounting. Also available with curved face for circular duct installations.

Product details:

Single defleciton grille pics:



10 pcs/ctn or 5pcs/ctn, LCL in standard export pallets,FCL in 20GP,40GP,40HQ.

Packing Details:

*Neutral packing: export standard carton.
*Unit packing: heat-shrink film packing for each product, plastic protect corner is optional.
*All of the productions are inspected carefully by QC before delivery.

Delivery Time:
*Normally 30 days production time after receiving the deposit.
*Urgent orders could be on priority.
Min. Order
*If order based on EXW terms, no MOQ is required.
*If order based on FOB or CNF or CIF terms, there’s MOQ for your options.
*Container orders will have more favorable price.




Q: Are you a manufacturer?
A: Yes, we are a professional manufacturer, and we have more than 15 years manufacturing and overseas sales experiences. Now we've sold our HVAC system air supply return ceiling diffuser to more than 50 countries!!!

Q: What's the MOQ?
A: The MOQ is 5000usd per order. Mixed supply ceiling diffuser is allowed.

Q: Can you provide free sample?
A: Yes, we could provide free sample of supply ceiling diffuser. But we don't pay for the delivery cost.

Q: What's the delivery time?
A: the delivery time is about 30days.

Q: what's the payment term?
A: T/T, L/C

Q: Can we buy under our own logo?
A: No problem.

Q: What is the quality?
A: we offer high quality products. VENTECH is famous for it's high quality and most competitive price!

Q: Can I be a VENTECH brand distributor?
A: Yes, you can. Pls contact us for more details.


Using this product helps minimize the exploitation of natural resources such as natural gas, oil, coal, and water. It also can help in controlling pollution. This product has been exported to more than 50 countries. The use of this product helps reduce operating costs. With its advanced operation system, it helps reduce labor costs and energy consumption. This product has been exported to more than 50 countries.
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