16" x 34" or 34" x 16" Cube Core Eggcrate Return Air Grille 2-Way designed to distribute air evenly

designed to distribute air evenly throughout your space

you have 16 different varieties to choose from

The total outer size of this grille is the listed size plus 2 and 5/8"

actual front end outer dimensions are approximately 30 5/8" width X 10 5/8" height

Actual Filter Size – 24 3/4"w x 23 3/4" x 1"

16" x 34" or 34" x 16" Cube Core Eggcrate Return Air Grille 2-Way designed to distribute air evenly+ Product Details Size 16" x 34" or 34" x 16" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17. 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