can supply air in single side, two sides, three sides and even four sides. This product is ideal for the air-conditioning system

Environmental Friendly supply diffuser(HVAC,Air grille ,Air diffuser,Air register,Volume control damper,air vent)F-HB can supply air in single side, two sides, three sides and even four sides. This product is ideal for the air-conditioning systems that supply big volume air in multiple angles.

Standard size as below(MM):

SPEC   (NECK SIZE)

200

250

300

350

400

450

500

600

700

800

900

1000

100

*

*

*

*

*

*

*

*

*

*

*

*

150

*

*

*

*

*

*

*

*

*

*

*

*

200

*

*

*

*

*

*

*

*

*

*

*

*

250

*

*

*

*

*

*

*

*

*

*

*

300

*

*

*

*

*

*

*

*

*

*

350

*

*

*

*

*

*

*

*

*

400

*

*

*

*

*

*

*

*

450

*

*

*

*

*

*

*

500

*

*

*

*

*

*

600

*

*

*

*

*

700

*

*

*

*

800

*

*

*

900

*

*

1000

*

Environmental Friendly supply diffuser