24" x 32" or 32" x 24" Cube Core Eggcrate Return Air Grille Compatible With Duct 8in + Product Details Size –

+ Product Details Size – 8"w X 12"h is the size for the duct opening measurement only

+ Product Description Introducing HVAC Premium's Aluminum Adjustable Return Grill – the key to enhanced air control and energy efficiency

75"H – fits a 18" X 6" duct opening

+ Product Details Perfect Fit & Easy Sizing - Designed for a 14" x 28" OR 28" X 14" duct opening (measured at the opening)

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

24" x 32" or 32" x 24" Cube Core Eggcrate Return Air Grille Compatible With Duct 8in + 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