22" x 32" or 32" x 22" Cube Core Eggcrate Return Air Grille Floor Grille Built with rust-resistant aluminum and

Built with rust-resistant aluminum and a scratch-resistant powder-coated finish

actual front end outer dimensions are approximately 18 5/8" width X 16 5/8" height

+ Product Details Size – 22" x 28" or 28" x 22" is the size for the duct opening measurement only

Its locking eight-tumbler mechanism and supplied key safeguard your thermostat from tampering

22" x 32" or 32" x 22" Cube Core Eggcrate Return Air Grille Floor Grille Built with rust-resistant aluminum and+ Product Details Size 22" x 32" or 32" x 22" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 23. 75" X 33. 75". High Quality High quality, rust free aluminum construction with smooth finished edges and counter sunk screw holes (screws included); no sharp edges.. Installation Location sidewall and ceiling. Design Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing