24" x 36" or 36" x 24" Cube Core Eggcrate Return Air Grille Compatible with Duct 6" will last forever & never

will last forever & never rust

actual front end outer dimensions are approximately 10 5/8" width X 32 5/8" height

+ Product Details Heavy-Duty Steel Construction - Made from 20-gauge steel for superior strength and durability

+ Product Details Size – 22"w X 32"h is the size for the duct opening measurement only

24" x 36" or 36" x 24" Cube Core Eggcrate Return Air Grille Compatible with Duct 6" will last forever & never+ Product Details Size 24" x 36" or 36" x 24" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 25. 75" X 37. 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