16" x 22" or 22" x 16" Cube Core Eggcrate Return Air Grille w18h18 + Product Description Introducing the

+ Product Description Introducing the 3-coned supply grille for a T-bar lay-in

+ Product Details Size - 16"w X 20"h is the size for the duct opening measurement only

+ Product Details Size – 14"w X 8"h is the size for the duct opening measurement only

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

+ Product Details Size – 26"w X 14"h is the size for the duct opening measurement only

16" x 22" or 22" x 16" Cube Core Eggcrate Return Air Grille w18h18 + Product Description Introducing the+ Product Details Size 16" x 22" or 22" x 16" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17. 75" X 23. 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