12" X 12" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Fixed Blades with Damper } /* TEXT STYLING */

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+ Product Description This aluminum flex duct is intended to be used in heating

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Installation Location – Floor

+ Product Details Size - 12"w X 26"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 Fixed Blades with Damper } /* TEXT STYLING */+ 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,