10" X 10" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 12 5/8" X 12 5/8"] Adjustable Return actual front end outer dimensions 8 Feet Long Quality Packaging carefully packaged RG1620AL

actual front end outer dimensions are approximately 12 5/8" width X 22 5/8" height

+ Product Details Size - 34"w X 8"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 16 5/8" width X 38 5/8" height

making it a reliable choice for improving indoor air quality

+ Product Details Size - 26"w X 4"h is the size for the duct opening measurement only

10" X 10" Steel Return Air Filter Grille for 1" Filter Removable Frame [Outer Dimensions: 12 5 8" X 12 5 8"] Adjustable Return actual front end outer dimensions 8 Feet Long Quality Packaging carefully packaged RG1620AL actual front end outer dimensions are approximately 12 5 8" width X 22 5 8" height + Product Details Size 34"w X 8"h is the size for the duct opening measurement only