24" X 12" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIR FLOW - LINEAR BAR GRILLES w12h12 + Product Description Upgrade your

+ Product Description Upgrade your HVAC system with our 4" Round Air Vent Supply Grille

Installation Location – Ceiling

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24" X 12" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIR FLOW - LINEAR BAR GRILLES w12h12 + Product Description Upgrade your+ Product Details Size 24"w X 12"h is the size for the duct opening measurement only, [Outer Dimensions: 26. 5"w X 14. 5"h] Actual Filter Size 23 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,