36" X 22" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 38 5/8" X 24 5/8"] ceiling actual front end outer dimensions Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

actual front end outer dimensions are approximately 20 5/8" width X 22 5/8" height -

actual front end outer dimensions are approximately 34 5/8" width X 28 5/8" height

line-height: 22px

+ Product Details Size - 26"w X 28"h is the size for the duct opening measurement only

Suitable for all AC applications

36" X 22" Steel Return Air Filter Grille for 1" Filter Removable Frame [Outer Dimensions: 38 5 8" X 24 5 8"] ceiling actual front end outer dimensions Compatible With Duct 7in Applications This sheet metal DDAG A 1212 actual front end outer dimensions are approximately 20 5 8" width X 22 5 8" height actual front end outer dimensions are approximately 34 5 8" width X 28 5 8" height