6x4 White Aluminum Modern Air Return Grille with Washable Filter (Duct Opening) Black Also compatible with wall mounting

Also compatible with wall mounting if you prefer a secured fit

104W Duct Opening Size 10" × 4" Overall Face Size 11-3/4" × 5-3/4" Product Dimensions 11

This 10x6 linear slot diffuser can be installed on walls

consider the 10x4 air return grille with pre-filter instead

the aluminum body won’t flake or corrode through repeated humidity and temperature cycles

6x4 White Aluminum Modern Air Return Grille with Washable Filter (Duct Opening) Black Also compatible with wall mountingCHECK SIZE BEFORE PURCHASE: Fits a 6" 4" duct opening (measure the hole, not the old cover). Please check the Sizing Guide below for overall dimensions. Drop in return air replacement for any 6" 4" duct opening no remodeling required. Washable mesh pre filter included helps catch dust, pet hair, and debris before they enter the return duct. Solid alloy aluminum frame rust resistant, dent resistant, and zero plastic parts. Wall and ceiling compatible