6x4 White Aluminum Modern Air Return Grille with Washable Filter (Duct Opening) Black The built-in adjustment bar lets

The built-in adjustment bar lets you direct airflow left

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

4-Pack — The 4-pack is built for multi-room replacement projects

Feature Specification Manufacturer Green Vent Product Type Aluminum Linear Slot Diffuser Duct Opening Size 10" × 8" Neck Size 9-3/4" × 7-3/4" Overall Face Size 11-3/4" × 9-3/4" Color / Finish White / Powder-coated Material Alloy Aluminum Shape Rectangular Installation / Mounting Type Screw-In for wall/ceiling

Also compatible with wall mounting if you prefer a secured fit

6x4 White Aluminum Modern Air Return Grille with Washable Filter (Duct Opening) Black The built-in adjustment bar letsCHECK 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