22" x 22" Cube Core Eggcrate Return Air Grille Width_20in + Product Details Size –

+ Product Details Size – 48"w X 24"h is the size for the duct opening measurement only

Outer Dimensions Are 17

+ Product Details Size - 22"w X 28"h is the size for the duct opening measurement only

ensuring optimal air distribution throughout any room

Engineered for easy installation

22" x 22" Cube Core Eggcrate Return Air Grille Width_20in + Product Details Size –+ Product Details Size 22" x 22" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 23. 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 electric