16" x 24" or 24" x 16" Cube Core Eggcrate Return Air Grille w25h25 no sharp edges & easy

no sharp edges & easy to clean

+ Product Details Size - 36"w X 28"h is the size for the duct opening measurement only

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Ideal for Walls & Ceilings: Designed for seamless installation in standard 24" X 8" duct openings

16" x 24" or 24" x 16" Cube Core Eggcrate Return Air Grille w25h25 no sharp edges & easy+ Product Details Size 16" x 24" or 24" x 16" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17. 75" X 25. 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