24" x 32" or 32" x 24" Cube Core Eggcrate Return Air Grille Insulated Line 875" width X 14" height

875" width X 14" height

+ Product Details Size - 26"w X 30"h is the size for the duct opening measurement only

Actual Filter Size – 7 3/4"w x 19 3/4" x 1"

Actual Filter Size – 27 3/4"w x 35 3/4" x 1"

+ Product Details Size - 32"w X 20"h is the size for the duct opening measurement only

24" x 32" or 32" x 24" Cube Core Eggcrate Return Air Grille Insulated Line 875" width X 14" height+ Product Details Size 24" x 32" or 32" x 24" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 25. 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