12" X 12" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES White designed for both sidewall and

designed for both sidewall and ceiling installations

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+ Product Details Size – 24"w X 6"h is the size for the duct opening measurement only

+ Product Details Size - 16"w X 25"h is the size for the duct opening measurement only

+ Product Details Size - 26"w X 28"h is the size for the duct opening measurement only

12" X 12" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES White designed for both sidewall and+ Product Details Size 12"w X 12"h is the size for the duct opening measurement only, [Outer Dimensions: 14. 5"w X 14. 5"h] Actual Filter Size 11 3 4"w x 11 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,