Air Diffuser and Air Grille

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air conditioning square 4 way supply ceiling air diffuser

air conditioning square 4 way supply ceiling air diffuser

air conditioning square 4 way supply ceiling air diffuser

HVAC Systems,Ventilation
1 - 600(Pieces):15(days),>600(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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Warranty:5 years
After-sale Service:Online technical support, Free spare parts, Other
Project Solution Capability:graphic design, total solution for projects, Others
Design Style:EUROPEAN
Place of Origin:Guangdong, China
Brand Name:VENTECH
Model Number:SCD-VA
Function:Return Air
Usage:Air Conditioning Terminal
Product Description


* Square ceiling diffuser is an integrated design ,where the diffuser frame is punched and stamped in one piece with the diffuser core. The diffuser is designed to deliver air equally in all 4 directions .

* 4 way diffuser is usually with damper for supply air .Damper is optional.It fixed rigidly to the frame by aluminium rivets .Fixing by spring clips as option.


* SCD-VA,SCD-VB SCD-VC are the three kinds of square air diffusers which the airflow flatly, they are straight-edge diffuser, chamfer-frame diffuser, and new type of emovable diffuser.


* They are mainly used for studios, hospitals, theaters, classrooms, concert halls, libraries, recreation hall, theater lounge, general offices, shops, hotels, restaurants and gymnasium, and so on.

* In order to avoid the noise interference in a variety of environment, except determine the wind speed by the neck according to performance table, it should consider the installing height and surroundings.


 Selection Tables:


standard size AxA (mm) BxB(mm) Effective area(m2) Air volume(m3/h) Throw Max. (m)
150x150 295x295 0.014 119 0.90
225x225 370x370 0.028 240 1.40
300x300 445x445 0.049 400 1.70
375x375 520x520 0.069 600 2.00
450x450 595x595 0.097 840 2.40
525x525 670x670 0.130 1120 2.55
600x600 745x745 0.169 1460 2.70



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It is widely recognized that the product has a promising market potential as it enjoys a good reputation in the market. Its shape can be customized to adapt to different ceilings. This product enjoys the increasing popularity in the industry that is favored by our customers. Its shape can be customized to adapt to different ceilings.
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