12" x 22" or 22" x 12" Cube Core Eggcrate Return Air Grille Color_White Actual Filter Size – 25

Actual Filter Size – 25 3/4"w x 9 3/4" x 1"

+ Product Details Size - 16"w X 26"h is the size for the duct opening measurement only

Pressure Rating: 2100 to 7000 PSI

75" width X 31

12" x 22" or 22" x 12" Cube Core Eggcrate Return Air Grille Color_White Actual Filter Size – 25+ Product Details Size 12" x 22" or 22" x 12" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 75" X 23. 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