26" x 28" or 28" x 26" Cube Core Eggcrate Return Air Grille Grille and versatile for any project

and versatile for any project

Filter Grille features a user-friendly plastic latch that requires no screwdriver for opening

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actual front end outer dimensions are approximately 20 5/8" width X 338 5/8" height

75" Height

26" x 28" or 28" x 26" Cube Core Eggcrate Return Air Grille Grille and versatile for any project+ Product Details Size 26" x 28" or 28" x 26" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 27. 75" X 29. 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