14" x 20" or 20" x 14" Cube Core Eggcrate Return Air Grille fixed bar Great emphasis has been invested

Great emphasis has been invested in the design of this product to prevent it from kinking in sharp bends & turns and to hold steady and at full diameter in all applications

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This simple adjustment reduces HVAC strain

10"w X 4"h Is The Size For The Duct Opening Measurement Only

85" width X 7

14" x 20" or 20" x 14" Cube Core Eggcrate Return Air Grille fixed bar Great emphasis has been invested+ Product Details Size 14" x 20" or 20" x 14" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15. 75" X 21. 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