12"W X 8"H [Duct Opening] 3-Way Aluminum Curved Blade Adjustable Air Supply HVAC Diffuser [Outer Dimensions: 13.75"W X 9.75"H] w32h32 actual front end outer dimensions Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

actual front end outer dimensions are approximately 30 5/8" width X 26 5/8" height

actual front end outer dimensions are approximately 32 5/8" width X 14 5/8" height

+ Product Details Size - 36"w X 18"h X 2"d (for duct opening measurement only)

actual front end outer dimensions are approximately 36 5/8" width X 26 5/8" height

these louvers are built to last

12"W X 8"H [Duct Opening] 3 Way Aluminum Curved Blade Adjustable Air Supply HVAC Diffuser [Outer Dimensions: 13.75"W X 9.75"H] w32h32 actual front end outer dimensions Compatible With Duct 7in Applications This sheet metal DDAG A 1212 actual front end outer dimensions are approximately 30 5 8" width X 26 5 8" height actual front end outer dimensions are approximately 32 5 8" width X 14 5 8" height