34" X 6" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 36 5/8" X 8 5/8"] Fixed Blades with Damper 5" - SEE BELOW IN Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

5" - SEE BELOW IN DESCRIPTION HOW TO MEASURE A GRILLE

actual front end outer dimensions are approximately 36 5/8" width X 24 5/8" height

+ Product Details Size - 4"w X 16"h is the size for the duct opening measurement only

+ Product Description When it's time to upgrade your HVAC Vents in your house

See chart below:

34" X 6" Steel Return Air Filter Grille for 1" Filter Removable Frame [Outer Dimensions: 36 5 8" X 8 5 8"] Fixed Blades with Damper 5" SEE BELOW IN Compatible With Duct 7in Applications This sheet metal DDAG A 1212 5" SEE BELOW IN DESCRIPTION HOW TO MEASURE A GRILLE actual front end outer dimensions are approximately 36 5 8" width X 24 5 8" height