Hart & Cooley 10" x 4" (Wall Opening Size) Aluminum Egg Crate Return Filter Grille (REF5 Series)

Note: Size shown is approximate. Check Submittal Drawing in manuals tab for exact dimensions. Features: All-aluminum construction 1/2" x 1/2" x 1/2" square core design Accommodates standard 1" thick disposable filter (not included) Filter grilles equipped with quarter turn fasteners Bright White finish