Specification :

Circular Air Diffuser Features:
1) Materials :Aluminium Alloy.
2) Removable core for easy installation and maintenance
3) Offers maximum air flow while maintaining low noise level
4) White powder-coating finish or no painting for choice,or color you are prefer.
5) Damper or filter is optional.
6)OEM is available.

Available standard Size:
neck-face:(mm)
100-200
100-250
120-270
150-300
200-350
230-380
250-400
300-450
350-500
400-530
450-600

Order Notes:
Item-neck size-color/(OBD or not)