8" x 28" or 28" x 8" Cube Core Eggcrate Return Air Grille Color_Red Oak Wood Mounted with frame and bayonet

Mounted with frame and bayonet joint which are included

Our filter grille latch is easy to use on your fingers and requires no screwdriver to open

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+ Product Details Size - 16"w X 12"h is the size for the duct opening measurement only

you can quickly adjust airflow for year-round comfort

8" x 28" or 28" x 8" Cube Core Eggcrate Return Air Grille Color_Red Oak Wood Mounted with frame and bayonet+ 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