36" X 14" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 38 5/8" X 16 5/8"] Return Grille actual front end outer dimensions

actual front end outer dimensions are approximately 3

The total outer size of this grille is the listed size plus 2

+ Product Details Size – 20"w X 36"h is the size for the duct opening measurement only

complete with a set of sponge gasket and mounting frame

With a 6" diameter for the duct opening measurement

36" X 14" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 38 5/8" X 16 5/8"] Return Grille actual front end outer dimensions+ Product Details Size 36"w X 14"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 38 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