25" X 20" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 27 5/8" X 22 5/8"] Color_Black + Product Details Size -

+ Product Details Size - 4"w X 28"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 26 5/8" width X 38 5/8" height

+ Product Details Size - 12"w X 24"h is the size for the duct opening measurement only

allowing unrestricted airflow for optimal HVAC performance

actual front end outer dimensions are approximately 22 5/8" width X 52 5/8" height

25" X 20" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 27 5/8" X 22 5/8"] Color_Black + Product Details Size -+ Product Details Size 25"w X 20"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 27 5 8" width X 22 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