24" x 32" or 32" x 24" Cube Core Eggcrate Return Air Grille Insulated Line + Product Details Size –

+ Product Details Size – 24" x 24" with 10" collar T-Bar drop ceiling perforated return grill - metal back casing

actual front end outer dimensions are approximately 38 5/8" width X 16 5/8" height -

Actual Filter Size – 7 3/4"w x 19 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 + Product Details Size –+ 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