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HVAC Systems & Parts (25)

Gravity Droop Louver/Self-weight Droop Air Grille/Droop Blade Louver

FOB Price: US $5 - 15 / Piece Get Latest Price
Min.Order Quantity: 50 Piece/Pieces
Supply Ability: 5000 Piece/Pieces per Month
Port: ChongQing
Payment Terms: L/C,D/A,D/P,T/T,Western Union
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Quick Details

Place of Origin:
Sichuan China (Mainland)
Brand Name:
Model Number:
HVAC Systems
Aluminum Alloy/Aluminum Extrusions
White(RAL9010), As customer's requirement
Produced as customer's dimension
Square,Rectangle and Round
Only provide hight quality products
self-drooping without external power

Packaging & Delivery

Packaging Detail: Carton package, or Wooden case package, or as Customer request
Delivery Detail: 2 WEEKS


Gravity Louver
Droop Blade Louver
One-way Blow Grill
Non-return Air Grille

Name: Gravity Droop Louver/Self-weight Droop Air Grille/Droop Blade Louver
Model: HY-KZB



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/T 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. Based on principle of self weight of blade, the air grille is closed at normal time to stop interchange of air between indoor and outdoor. When the indoor positive pressure reach to a certain value, the air grille will open automatically, and the openable angle of blade is gradually increasing with the indoor positive pressure. The air grille has function of one-way non-return.

2. It can be made into rectangular type or round type. The picture is the t rectangular ype.

3. The blade is parallel with ground. If no special requirement, the blade of rectangular type shall be parallel with short side.
















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Sichuan Hongyang HVAC Equipment Co., Ltd. (HongYang) was founded in 2003. It has passed ISO9001 Quality Management System Certificate, ISO14001 Environmental Management System Certificate and GB/T28001 Occupational Health and Safety Management System Certificate.

It mainly produces HVAC Air Damper, Fire Damper, Smoke Damper, Muffler and Air Diffuser, Air Register, Air Grille, Air Louver, Air Vent, and is a high-tech enterprise that combines research and development, designing, manufacturing ... View detail

Basic Information

Product/Service (We Sell): Air/Volume damper,Fire/Smoke damper,HVAC Muffler,Air diffuser,Air grille  
Number of Employees: 51 - 100 People  

Trade & Market

Main Markets: Eastern Europe
Southern Europe
Mid East
South America
Domestic Market
Southeast Asia
Total Annual Sales Volume: Below US$1 Million  
Export Percentage: 71% - 80%  

Factory Information

Number of R&D Staff: 5 - 10 People  
Number of QC Staff: 11 - 20 People  

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China (Mainland) | Trading Company | Contact Details
Experience: Established 2012

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Mr. Daniel Lee
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