8" x 30" or 30" x 8" Cube Core Eggcrate Return Air Grille Color_Red Oak Wood With our extensive selection of

With our extensive selection of Grilles

these pipes offer easy handling

+ Product Details Size – 12"w X 24"h is the size for the duct opening measurement only

It has an outer surface made of high-quality aluminum foil and an inner surface made of metalized PET with inside high-tensile spring steel wire

8" x 30" or 30" x 8" Cube Core Eggcrate Return Air Grille Color_Red Oak Wood With our extensive selection of+ Product Details Size 8" x 30" or 30" x 8" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 9. 75" X 31. 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