18" x 32" or 32" x 18" Cube Core Eggcrate Return Air Grille rg1010 actual front end outer dimensions

actual front end outer dimensions are approximately 34 5/8" width X 22 5/8" height

Made of strong ABS plastic

Carefully packaged to prevent damage during shipment

Actual Filter Size – 9 3/4"w x 25 3/4" x 1"

18" x 32" or 32" x 18" Cube Core Eggcrate Return Air Grille rg1010 actual front end outer dimensions+ Product Details Size 18" x 32" or 32" x 18" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 19. 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