26" X 14" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 28 5/8" X 16 5/8"] Ceiling line-height: 22px

line-height: 22px

+ Product Details Size - 18"w X 4"h is the size for the duct opening measurement only

The operable dampers

actual front end outer dimensions are approximately 11

actual front end outer dimensions are approximately 16 5/8" width X 10 5/8" height -

26" X 14" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 28 5/8" X 16 5/8"] Ceiling line-height: 22px+ Product Details Size 26"w X 14"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 28 5 8" width X 16 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