8" x 28" or 28" x 8" Cube Core Eggcrate Return Air Grille 12" Round Duct Pipe description-text { font-family: Roboto

description-text { font-family: Roboto

+ Product Details Size – 14"w X 28"h is the size for the duct opening measurement only

+ Product Details Perfect Fit & Easy Sizing - Designed for a 6" x 32" or 32" x 6" duct opening (measured at the opening)

+ Product Details Size - 32"w X 16"h is the size for the duct opening measurement only

our damper helps create a well-balanced indoor environment

8" x 28" or 28" x 8" Cube Core Eggcrate Return Air Grille 12" Round Duct Pipe description-text { font-family: Roboto+ Product Details Size 8" x 28" or 28" x 8" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 9. 75" X 29. 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