The SSFG 550 LT Series Long Throw Single Deflection Filter Grille is fastened in our 1000 Plaster Frame and secured with low profile ¼-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 550 LT 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 0º or 45º degrees, spaced on 1.5″ or 3″ centers, with custom configurations available at an additional cost.
The same hollow air-foil blades used on the supply grilles are used on the return air grilles.
Available with horizontal face blades (550H LT) or vertical face blades (550V LT).
Specify: Series S-44 Opposed Blade Damper to make supply register. The S-44 OBD assures even distribution of air across the grille face, as well as positive volume control.