34" x 34" Cube Core Eggcrate Return Air Grille Aluminum Adjustable Curved Blade + Product Details Perfect Fit

+ Product Details Perfect Fit & Easy Sizing - Designed for a 24" x 6" OR 6" x 24" duct opening (measured at the opening)

+ Product Details Size - 28"w X 30"h is the size for the duct opening measurement only

we have assisted countless contractors

actual front end outer dimensions are approximately 32 5/8" width X 10 5/8" height -

Actual Filter Size – 27 3/4"w x 9 3/4" x 1"

34" x 34" Cube Core Eggcrate Return Air Grille Aluminum Adjustable Curved Blade + Product Details Perfect Fit+ Product Details Size 34" x 34" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 35. 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 electric