Square Diffuser

  • All Standard Sizes Available
  • Small MOQ
  • 4 way, 3 way, 2 way available

Biyang Square Diffuser, also named square ceiling diffuser, square ceiling vent, and square ceiling register, can be made out of aluminum profile with different thicknesses.

As a Square Diffuser manufacturer and supplier, Biyang has the standard sizes of square diffusers ranging from 150x150mm, 200x200mm, 250x250mm, 300x300mm, 350x350mm, 400x400mm, 450x450mm and so on. The air flow can be in 2 way, 3 way, and 4 way.

Biyang Square Diffuser can be made in different colors, based on powder coating RAL standards like RAL9016.  It can be also made out of anodizing surface treatment for better durability.

The Square Diffuser with damper or Square Diffuser with box is also available in Biyang.  The plenum box can be of top or horizontal inlet.  We can also custom the product based on your detailed project.


Biyang is a one-stop solutions for HVAC ductings, diffusers and accessories.  We also have our oversea setting up team which can help you saves the time and money for your project.

Biyang Square Diffuser can also made out of steel and plastic.  Aluminum Square Diffuser can have 2 way, 3 way, 4 way air flow.  Biyang Steel Square Diffuser can have 2 cones, and 3 cones.  It is also called as square cone diffuser.  You can choose the right material and style square diffuser based on the different applications.

Besides the Square Ceiling Diffusers, Biyang is also a square egg crate diffuser, square flush mount ceiling diffuser, and square perforated diffuser manufacturer.  For details, please contact us directly for specifications and catalogs.









ProductSquare Diffuser
SizeFrom 150x150mm
MOQ10 sets