12" x 12" Cube Core Eggcrate Return Air Grille White It has an outer surface

It has an outer surface made of high-quality aluminum foil and an inner surface made of metalized PET with inside high-tensile spring steel wire

+Product Description Introducing our Modern Floor Register Grille with Dampers – a perfect blend of elegance and functionality for your home

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this coil exceeds the required 700 PSI for R410 with a pressure rating of 2300 to 6500 PSI

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12" x 12" Cube Core Eggcrate Return Air Grille White It has an outer surface+ Product Details Size 12" x 12" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 75" X 13. 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