10"W X 6"H [Duct Opening] 3-Way Aluminum Curved Blade Adjustable Air Supply HVAC Diffuser [Outer Dimensions: 11.75"W X 7.75"H] 6in diameter With a 8" diameter for

With a 8" diameter for the duct opening measurement

+ Product Details Size – 22"w X 28"h is the size for the duct opening measurement only

+ Product Details Size – 16"w X 12"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 12 5/8" width X 18 5/8" height

10"W X 6"H [Duct Opening] 3-Way Aluminum Curved Blade Adjustable Air Supply HVAC Diffuser [Outer Dimensions: 11.75"W X 7.75"H] 6in diameter With a 8" diameter for+ Product Details Size 10"w X 6"h is the size for the duct opening measurement only, actual front end outer dimensions are 11. 75" width X 7. 75" height. Design Individually adjusting curved blades. Multi shutter damper with handle operator to adjust air flow. Screws Included High Quality Aluminum The premium durable aluminum will never rust and it will never wear through leaving the material with an elegant, beautiful, and smooth surface, adds a