Hart & Cooley 24" x 18" (Wall Opening Size) Bright White Return Air Grille w/ 1/3" Fin Spacing (659 Series)

All-steel construction 1/3" spaced fins set at 20 degrees Effectively conceals filter Use standard 1" thick disposable filters (not included) Removable face for easy installation and cleaning Equipped with adjustable filter retainers Bright White finish Some sizes are available factory installed filters (Model 659FIL). Contact factory for details