32" x 32" Cube Core Eggcrate Return Air Grille return filter + Product Details Size –

+ Product Details Size – 24"w X 32"h is the size for the duct opening measurement only

ensuring a perfect fit

+ Product Details Size – 25"w X 24"h is the size for the duct opening measurement only

4" X 10" Is The Size For The Duct Opening (floor/vent hole) Measurement Only

32" x 32" Cube Core Eggcrate Return Air Grille return filter + Product Details Size –+ Product Details Size 32" x 32" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 33. 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 electric