8" x 8" Cube Core Eggcrate Return Air Grille White All steel wire is applied

All steel wire is applied between PET surfaces to prevent corrosion (oxidization)

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+ Product Details Size – 16"w X 20"h is the size for the duct opening measurement only

+How To Measure A Grille Overall Size:

Carefully shrink wrapped with cardboard backing to prevent damage in shipment

8" x 8" Cube Core Eggcrate Return Air Grille White All steel wire is applied+ Product Details Size 8" x 8" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 9. 75" X 9. 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