12" x 12" Cube Core Eggcrate Return Air Grille Return Grille Its smooth

Its smooth

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actual front end outer dimensions are approximately 31

ensuring it arrives in perfect condition

Every grille has a front end frame

12" x 12" Cube Core Eggcrate Return Air Grille Return Grille Its smooth+ Product Details Size 12" x 12" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 75" X 13. 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