26" x 32" or 32" x 26" Cube Core Eggcrate Return Air Grille Copper Coil-Insulated Line Set making it adaptable to various

making it adaptable to various airflow needs

+ Product Details Size - 12"w X 8"h is the size for the duct opening measurement only

these louvers are built to last

+ Product Details Size – 26"w X 8"h is the size for the duct opening measurement only

26" x 32" or 32" x 26" Cube Core Eggcrate Return Air Grille Copper Coil-Insulated Line Set making it adaptable to various+ Product Details Size 26" x 32" or 32" x 26" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 27. 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