18" X 24" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 20 5/8" X 26 5/8"] Insulated Line accordion-title { font-size: 17px

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actual front end outer dimensions are approximately 26 5/8" width X 10 5/8" height

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

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18" X 24" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 20 5/8" X 26 5/8"] Insulated Line accordion-title { font-size: 17px+ Product Details Size 18"w X 24"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 20 5 8" width X 26 5 8" height. High Quality high quality solid stamped steel with counter sunk screw holes (screws included) and no sharp edges Installation Location Ceiling Design Fixed hinged for easy filter change & cleaning uses a 1" thick filter. Our filter grille latch is easy to use on your fingers and