30" x 30" Cube Core Eggcrate Return Air Grille Copper Coil-Insulated Line Set actual front end outer dimensions

actual front end outer dimensions are approximately 23 5/8" width X 7 5/8" height

+ Product Details Size – 6" x 26" or 26" x 6" is the size for the duct opening measurement only

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+ Product Details Size - 24"w X 22"h is the size for the duct opening measurement only

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

30" x 30" Cube Core Eggcrate Return Air Grille Copper Coil-Insulated Line Set actual front end outer dimensions+ Product Details Size 30" x 30" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 31. 75" X 31. 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 electric