14" x 32" or 32" x 14" Cube Core Eggcrate Return Air Grille return grille All steel wire is applied

All steel wire is applied between PET surfaces to prevent corrosion (oxidization)

with no sharp edges to worry about

diagonally feed it through the square hole

+ Product Details Size – 20"w X 6"h is the size for the duct opening measurement only

Actual Filter Size – 25 3/4"w x 5 3/4" x 1"

14" x 32" or 32" x 14" Cube Core Eggcrate Return Air Grille return grille All steel wire is applied+ 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