Air louver with hook blade design help prevent water splashing indoors or into pipeline system,mainly used for entrance of fresh

Weather Proof Air Louver(HVAC,Air grille ,Air diffuser,Air register,air vent,air louver)F-DB-J is the latest weather-proof air louver, with hook blade design help prevent water splashing indoors or into pipeline system. It's mainly used for entrance of fresh air and exit of exhaust air in the external wall for air-conditioning systems. It looks buautiful with aluminum anodized finished, and with the stainless steel net, it can prevent dust and pest.

 

 

Standard Size(mm) as bellow :
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

Weather proof air grille