30" x 34" or 34" x 30" Cube Core Eggcrate Return Air Grille 1-Way 875" width X 6" height

875" width X 6" height

Mounted with a frame and bayonet joint

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30" x 34" or 34" x 30" Cube Core Eggcrate Return Air Grille 1-Way 875" width X 6" height+ Product Details Size 30" x 34" or 34" x 30" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 32. 5" X 36. 5". 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