16" x 22" or 22" x 16" Cube Core Eggcrate Return Air Grille Aluminum + How To Measure A

+ How To Measure A Grille Measure the size of the vent opening

transparent design that complements any setting

Actual Filter Size – 7 3/4"w x 35 3/4" x 1"

actual front end outer dimensions are approximately 14 5/8" width X 38 5/8" height -

+ Product Details Size - 16"w X 20"h is the size for the duct opening measurement only

16" x 22" or 22" x 16" Cube Core Eggcrate Return Air Grille Aluminum + How To Measure A+ Product Details Size 16" x 22" or 22" x 16" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17. 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