10" x 12" or 12" x 10" Cube Core Eggcrate Return Air Grille w12h12 Filter Size - 23

Filter Size - 23

and versatile for any project

+ Product Details Size - 10"w X 12"h is the size for the duct opening measurement only

baffles and plaster frames available

+ Product Details Size - 34"w X 14"h is the size for the duct opening measurement only

10" x 12" or 12" x 10" Cube Core Eggcrate Return Air Grille w12h12 Filter Size - 23+ 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