20" X 10" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 22 5/8" X 12 5/8"] Powder Coated Overall Size:

Overall Size:

while the ingenious dial-controlled damper empowers you to effortlessly regulate airflow using your foot

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

The first number in a grille size

20" X 10" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 22 5/8" X 12 5/8"] Powder Coated Overall Size:+ Product Details Size 20"w X 10"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 22 5 8" width X 12 5 8" height High Quality high quality solid stamped steel with counter sunk screw holes (screws included) and no sharp edges Installation Location Sidewall & ceiling Design removable frame for easy filter change & cleaning uses a 1" thick filter. Our filter grille latch is easy to use on your