8" x 8" Cube Core Eggcrate Return Air Grille White Design – Designed to withstand

Design – Designed to withstand bends and sharp turns without kinking

actual front end outer dimensions are approximately 21

The Contempo slotted Grate

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

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8" x 8" Cube Core Eggcrate Return Air Grille White Design – Designed to withstand+ 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