DGA/DGANDGA, damper, aluminium grilles, AC

The opposed blade damper DGA/DGAN can be fitted to the AD, AL, AR and AC aluminium grilles. It can also be fitted to the WLA-11 weather louvre aluminium grille .
The opposed blade damper is held in place by special patented clips, designed both for fixing the damper to the grille and for fitting it on a mounting frame or a plenum PBA.
The DGA/DGAN dampers are made entirely of galvanized steel and have mechanism for opening and closing all the damper blades simultaneously (by using a screwdriver).