TRUaire 290 Series Fixed Bar Return Air Filter Grilles
- Fixed horizontal blade air filter grille
- Sturdy steel case enframed for a 1" air filter (not included)
- Counter-sunk screw holes with 3/4" hexagon-head screws provided
- Front fin angle is fixed at 15 deg (some visibility through blades)
Sizes listed below are LIST SIZES -- opening size. A 12x12" LIST SIZE grille frame will slide into a 12x12" drywall opening. The actual outer size of the grille frame is larger.
PLEASE NOTE: LOUVERS RUN ALONG THE WIDTH DIMENSION OF THE GRILLE. GRILLE NOT TO BE USED AS AN ACCESS DOOR.