24" X 6" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 26 5/8" X 8 5/8"] 18in diameter + Product Details Size -

+ Product Details Size - 28"w X 24"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 22 5/8" width X 42 5/8" height -

+ Product Details Size - 12"w X 28"h is the size for the duct opening measurement only

creating a quiet and efficient environment

+ Product Details Size - 14"w X 36"h is the size for the duct opening measurement only

24" X 6" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 26 5/8" X 8 5/8"] 18in diameter + Product Details Size -+ Product Details Size 24"w X 6"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 26 5 8" width X 8 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