26" X 34" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 28 5/8" X 36 5/8"] Aluminum Our coils have a a Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

Our coils have a a very high PSI burst pressure

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

+ Product Details Size - 30"w X 8"h is the size for the duct opening measurement only

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

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26" X 34" Steel Return Air Filter Grille for 1" Filter Removable Frame [Outer Dimensions: 28 5 8" X 36 5 8"] Aluminum Our coils have a a Compatible With Duct 7in Applications This sheet metal DDAG A 1212 Our coils have a a very high PSI burst pressure actual front end outer dimensions are approximately 38 5 8" width X 34 5 8" height