550 Series — Single Deflection Return Grille – 0° or 45°

The Series 550 Return Air Grille is styled to match the 150 and 250 Supply Grilles. The face blades are non-adjustable and available in either a horizontal position (H) or vertical position (V), factory set at either 0° or 45° degrees, spaced on .750″ centers.

The same hollow air-foil blades used on the supply grilles are used on the return air grilles.

Available with horizontal face blades (550H) or vertical face blades (550V).

Specify: Series S-44 Opposed Blade Damper to make return register. The S-44 OBD assures even distribution of air across the grille face, as well as positive volume control.

550 Series — Single Deflection Return Grille – 0° or 45° was last modified: September 23rd, 2025 by Stacey Greer

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