14" x 16" or 16" x 14" Cube Core Eggcrate Return Air Grille 2-Way actual front end outer dimensions

actual front end outer dimensions are approximately 23

Actual Filter Size – 29 3/4"w x 23 3/4" x 1"

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

10"w X 6"h Is The Size For The Duct Opening Measurement Only

+ Product Details Size - 24"w X 20"h is the size for the duct opening measurement only

14" x 16" or 16" x 14" Cube Core Eggcrate Return Air Grille 2-Way actual front end outer dimensions+ Product Details Size 14" x 16" or 16" x 14" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15. 75" X 17. 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