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

+ Product Details Size - 16"w X 18"h is the size for the duct opening measurement only

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

Each grille is securely shrink-wrapped with a cardboard backing to prevent damage during shipment

allowing you to update the aesthetic in your home without losing valuable seasonal control of your HVAC system

It has an outer surface made of high-quality aluminum foil and an inner surface made of metalized PET with inside high-tensile spring steel wire

24" X 24" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIR FLOW - LINEAR BAR GRILLES Grille + Product Details Size -+ Product Details Size 24"w X 24"h is the size for the duct opening measurement only, [Outer Dimensions: 26. 5"w X 26. 5"h] Actual Filter Size 23 3 4"w x 23 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,