10" x 12" or 12" x 10" Cube Core Eggcrate Return Air Grille Powder-Coated background-color: #5296DD

background-color: #5296DD

} /* MORE SPACE BETWEEN ACCORDIONS */ #hvac-product-accordion

Easy Installation – Complete set of sponge gasket and mounting frame included

actual front end outer dimensions are approximately 12 5/8" width X 18 5/8" height

12" Diameter Is The Size For The Duct Opening Measurement Only

10" x 12" or 12" x 10" Cube Core Eggcrate Return Air Grille Powder-Coated background-color: #5296DD+ Product Details Size 10" x 12" or 12" x 10" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11. 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