10" x 34" or 34" x 10" Cube Core Eggcrate Return Air Grille w14h14 + Product Details Size -

+ Product Details Size - The listed 10" diameter refers specifically to the size of the duct opening

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

actual front end outer dimensions are approximately 16 5/8" width X 10 5/8" height

+ Product Details Size – 25"w X 10"h is the size for the duct opening measurement only

+ Product Details Size – 10" x 10" is the size for the duct opening measurement only

10" x 34" or 34" x 10" Cube Core Eggcrate Return Air Grille w14h14 + Product Details Size -+ Product Details Size 10" x 34" or 34" x 10" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11. 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