8" x 34" or 34" x 8" Cube Core Eggcrate Return Air Grille 6" Round Duct Pipe + Product Details Size -

+ Product Details Size - 10"w X 10"h is the size for the duct opening measurement only

+ Product Details Size - 32"w X 10"h is the size for the duct opening measurement only

875" width X 15

+ Product Details Size – 22"w X 36"h is the size for the duct opening measurement only

8" x 34" or 34" x 8" Cube Core Eggcrate Return Air Grille 6" Round Duct Pipe + Product Details Size -+ Product Details Size 8" x 34" or 34" x 8" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 9. 75" X 35. 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