The SSFG 250 HD Series Heavy Duty Double Deflection Filter Grille is fastened in our 1000 Plaster Frame and secured with low profile 1/4-turn fasteners. The removable filter grille allows easy access to filters or mechanical equipment. Specify with filter clips for filter applications; 1″ filter depth is standard, with optional filter depths up to 2″.
The SSFG 250 HD Series Heavy Duty Double Deflection Filter Grille provides effective directional control of the air stream. The hollow, air-foil grille front blades are set at a fixed at 0° or 45° on .500″ centers. Back blades are spaced on .750″ centers and each blade is individually adjusted for the desired air deflection without affecting the setting of any other blade.
Available with horizontal face blades (250HD-H) or vertical face bars (250HD-V).
Specify: Series S-44 Opposed Blade Damper attached to 250 HD Series to make supply registers. The S-44 OBD assures even distribution of air across the grille face.