26" x 34" or 34" x 26" Cube Core Eggcrate Return Air Grille 8" Diameter + Product Details Perfect Fit

+ Product Details Perfect Fit & Easy Sizing - Designed for a 6" x 20" or 20" x 6" duct opening (measured at the opening)

flex-shrink: 0

actual front end outer dimensions are 19" Width X 11" Height

Easy Unrestricted Air Flow For Your HVAC System

actual front end outer dimensions are approximately 22 5/8" width X 42 5/8" height

26" x 34" or 34" x 26" Cube Core Eggcrate Return Air Grille 8" Diameter + Product Details Perfect Fit+ Product Details Size 26" x 34" or 34" x 26" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 27. 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