14" x 32" or 32" x 14" Cube Core Eggcrate Return Air Grille Color_Anodized Aluminum + Product Details Size –

+ Product Details Size – 25"w X 18"h is the size for the duct opening measurement only

+ Product Details Size – 20"w X 14"h is the size for the duct opening measurement only

+ Product Details Size - 16"w X 14"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 20 5/8" width X 27 5/8" height -

Actual Filter Size – 7 3/4"w x 5 3/4" x 1"

14" x 32" or 32" x 14" Cube Core Eggcrate Return Air Grille Color_Anodized Aluminum + Product Details Size –+ Product Details Size 14" x 32" or 32" x 14" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15. 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