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Quick Details

  • Place of Origin: Sichuan, China (Mainland)
  • Brand Name: HY
  • Model Number: HY-KDB-0020
  • Type: HVAC Systems
  • Material: Aluminum Extrusions
  • Shape: Rectangle/Square/Round
  • Color: RAL 9010 or As customer's requirement
  • Size: Produced as customer's dimension
  • Quality: Only provide hight quality products
  • Finished: Power coated or Anodized
  • Blade: Firm and strong hollow blade
  • Frame: Punch iron corner on the frame
  • Use: Supply air vent of fan coil and central air conditioning system
  • Blade direction: Fixed Horizontal blades at 45° or 90°

Packaging & Delivery

Packaging Details Carton package, or Wooden case package, or as Customer request

Name:   Single Deflection Adjustable Air Direction Grille

Model: HY-KDB 



Our company’s air diffuser/grille is manufactured in compliance with the standard JG/T 14-2010 <Air outlets and inlets for ventilation and air conditioning> and JG/20-1999 <Method of testing for rating air distributor performance> of Construction Industry Standard of People’s Republic of China.



With these advantages of reasonable design, superior materials, manufacture of high precision, complete variety, easy installation and etc. The air diffusers/grilles are all made of high quality aluminum alloy extrusions, its surface is processed by anodic oxidation, so it is smooth, clean, beautiful, corrosion resistance. The color of air diffuser/grille is natural color of aluminum-alloy (silver white), also can be other color according to customers’ requirement by spraying plastic.


1. It is usually used as air outlet and return air vent, as well as supply air vent.

2. It can be directly used as air outlet.  

3. As the return air vent, it is derived from HY-KDB single deflection air grille. There just add an inner frame to make the blade parts into openable door structure. The openable door be opened when the bolt is unlock and it is easy to install, clean filter net, maintain. It can be equipped with HY-KFG air vent filter (HY-KFG-L aluminum net air vent filter, HY-KFG-N nylon net air vent filter).  

4. As the supply air vent, it can be equipped with HY-KJTrectangle air control damper (HY-KJT-S  hand-operated with handle, HY-KJT-Z hand-operated with axis, HY-KJT-D electric controlled.

5. The blade can be adjusted within angle range 0~180°. It can form different diffuse angle and air supply distance by adjusting different angle combinations of blade .

6. The frame has two types of narrow and wide. In the diagram, the size in the bracket is wide type. Please definitely tell us the type of narrow or wide when you order. Otherwise, it should be manufactured according to the narrow type.

7. The blade can be parallel with the long side, or be vertical with the long side. Please definitely tell us which kind you need. Otherwise, it should be manufactured according to the parallel with the long side.


Product Picture

Our Contact Information 


Sichuan Hongyang HVAC Equipment Co., Ltd. (HY)


Add: B District High-tech Industrial Park, Chengdu City, Sichuan Province, P.R.China


Tel: 0086-28-83511339   Fax: 0086-28-83511339


Sales(at)hongyangch.com    Skype: Hy_daniel


Website: http://hongyangch.en.alibaba.com




















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