14" X 8" [Duct Opening] 3-Way Air Vent Adjustable Aluminum Curved Blades Integral Multi-Shutter Damper HVAC Diffuser [Outer Dimensions: 15.75"W X 9.75"H] Color_Red Oak Wood providing the flexibility to match

providing the flexibility to match specific ventilation requirements or personal comfort levels

actual front end outer dimensions are approximately 24 5/8" width X 28 5/8" height

actual front end outer dimensions are 16" width X 10" height

+ Product Details Size – 8" x 20" or 20" x 8" is the size for the duct opening measurement only

14" X 8" [Duct Opening] 3-Way Air Vent Adjustable Aluminum Curved Blades Integral Multi-Shutter Damper HVAC Diffuser [Outer Dimensions: 15.75"W X 9.75"H] Color_Red Oak Wood providing the flexibility to match+ Product Details Size 14"w X 8"h is the size for the duct opening measurement only, actual front end outer dimensions are 15. 75" width X 9. 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