14" x 20" or 20" x 14" Cube Core Eggcrate Return Air Grille fixed bar + Product Details Size –

+ Product Details Size – 30"w X 8"h is the size for the duct opening measurement only

85" width X 7

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+ Product Details Size – 2"w X 12"h is the size for the duct opening measurement only

Whether you choose the modern contemporary

14" x 20" or 20" x 14" Cube Core Eggcrate Return Air Grille fixed bar + Product Details Size –+ Product Details Size 14" x 20" or 20" x 14" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15. 75" X 21. 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