The 250 HD Series Heavy Duty Double Deflection Supply 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.
250 HD Series — Heavy Duty Double Deflection Supply Grille was last modified: February 10th, 2023 by