12" x 30" or 30" x 12" Cube Core Eggcrate Return Air Grille w8h8 allow you to customize airflow

allow you to customize airflow direction with ease

and matte black

If you are looking to enhance your project with a top-of-the-line unit

+ Product Details Operating Temperature From -40°F To +248°F [-40°C To +120°C]

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12" x 30" or 30" x 12" Cube Core Eggcrate Return Air Grille w8h8 allow you to customize airflow+ Product Details Size 12" x 30" or 30" x 12" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 75" X 31. 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