24" X 30" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIR FLOW - LINEAR BAR GRILLES Height_12in + Product Details Size -

+ Product Details Size - 6"w X 4"h is the size for the duct opening measurement only

360-Degree Airflow: Experience optimal air circulation like never before

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+ Product Details Perfect Fit & Easy Sizing - Designed for a 8" x 28" or 28" x 8" duct opening (measured at the opening)

24" X 30" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIR FLOW - LINEAR BAR GRILLES Height_12in + Product Details Size -+ Product Details Size 24"w X 30"h is the size for the duct opening measurement only, [Outer Dimensions: 26. 5"w X 32. 5"h] Actual Filter Size 23 3 4"w x 29 3 4" x 1" High Quality High quality rust free, strong aluminum construction with smooth finished edges for easy and safe use; Filter grille features a user friendly plastic latch that requires no screwdriver for opening. Installation Location Sidewall and ceiling. Design Heavier gauge than needed,