METAL-FAB® MFRG306W Premium Flat Return Air Filter Grille, 30 in W x 6 in H

METAL-FAB® Return Air Filter Grille, Premium Flat, Series: MFRG, 30 in W x 6 in H, 29-1/2 in Duct Width, 5-1/2 in Duct Height, 7-3/4 in Overall Length, 31-3/4 in Overall Width, 1/2 in Blade Spacing, Steel, White, Domestic