6" x 6" Cube Core Eggcrate Return Air Grille Color_Aluminum + Product Details Size -

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

Powder-Coat Finish – Smooth

+ How To Measure A Grille

actual front end outer dimensions are approximately 37

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6" x 6" Cube Core Eggcrate Return Air Grille Color_Aluminum + Product Details Size -+ Product Details Size 6" x 6" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 7. 75" X 7. 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 electric bills and