18" x 18" Cube Core Eggcrate Return Air Grille w8h8 and versatile for any project

and versatile for any project

+ Product Details Size – 10" x 10" is the size for the duct opening measurement only

Its removable face allows hassle-free cleaning

Carefully Shrink Wrapped – With cardboard backing to prevent damage in shipment

18" x 18" Cube Core Eggcrate Return Air Grille w8h8 and versatile for any project+ Product Details Size 18"w X 18"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 19. 75" width X 19. 75" height. High Quality High quality rust free, strong aluminum construction with smooth finished edges for easy and safe use; Filter Grille features a user friendly plastic latch that requires no screwdriver for opening. Installation Location sidewall and ceiling. Design Cubic core eggcrate