14" x 30" or 30" x 14" Cube Core Eggcrate Return Air Grille w14h14 + Product Details Size -

+ Product Details Size - 18"w X 30"h is the size for the duct opening measurement only

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+ Product Details Size - 10"w X 30"h is the size for the duct opening measurement only

will change the appearance of the entire room

angle them down for effective warmth distribution

14" x 30" or 30" x 14" Cube Core Eggcrate Return Air Grille w14h14 + Product Details Size -+ Product Details Size 14" x 30" or 30" x 14" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15. 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