26" X 34" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 28 5/8" X 36 5/8"] Aluminum actual front end outer dimensions 4 X 12 Is CRFG2028 Width_14in

actual front end outer dimensions are approximately 22 5/8" width X 24 5/8" height

accordion-title:hover { background-color: #f0f0f0

actual front end outer dimensions are approximately 30 5/8" width X 18 5/8" height

+ Product Details Size - 30"w X 34"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 38 5/8" width X 34 5/8" height

26" X 34" Steel Return Air Filter Grille for 1" Filter Removable Frame [Outer Dimensions: 28 5 8" X 36 5 8"] Aluminum actual front end outer dimensions 4 X 12 Is CRFG2028 Width_14in actual front end outer dimensions are approximately 22 5 8" width X 24 5 8" height accordion title:hover { background color: #f0f0f0