14" x 22" or 22" x 14" Cube Core Eggcrate Return Air Grille Compatible With Duct 10in + Product Details Size -

+ Product Details Size - 30"w X 34"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 14 5/8" width X 10 5/8" height

High Quality – High-quality aluminum with counter-sunk screw holes (screws included) and no sharp edges

The integral design allows you to easily adjust the curved blades

Actual Filter Size – 35 3/4"w x 21 3/4" x 1"

14" x 22" or 22" x 14" Cube Core Eggcrate Return Air Grille Compatible With Duct 10in + Product Details Size -+ Product Details Size 14" x 22" or 22" x 14" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15. 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