22" x 36" or 36" x 22" Cube Core Eggcrate Return Air Grille 14" Round Duct Pipe Its durability and performance contribute

Its durability and performance contribute to overall comfort

+ Product Details Size – 6"w X 8"h is the size for the duct opening measurement only

+ Product Details Size - 22"w X 16"h is the size for the duct opening measurement only

& EN 13180 standards

22" x 36" or 36" x 22" Cube Core Eggcrate Return Air Grille 14" Round Duct Pipe Its durability and performance contribute+ Product Details Size 22" x 36" or 36" x 22" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 23. 75" X 37. 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