aluminum arch

aluminum air return grille ventilation return  supply fresh air grille manufacturery

Features:

*Made of high quality extruded aluminum profile

*Fixed blades in 45 degree

*Color RAL9010,RAL9016,Anodized

* It consists out frame and inner pannel. The inner pannel is fixed to the out-frame by fastener one side and steel spring pins in the other side. The inner core can be changed into eggcrate sheet and linear sheet