14"W X 8"H [Duct Opening] Aluminum Double Deflection Adjustable Air Supply HVAC Diffuser - [Outer Dimensions: 15.6"W X 9.6"H] RV Mobile Home + Product Details Size -

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

The integral design allows you to easily adjust the curved blades

engineered for seamless 360-degree airflow in T-bar ceilings

+ Product Details Size - 18"w X 14"h is the size for the duct opening measurement only

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

14"W X 8"H [Duct Opening] Aluminum Double Deflection Adjustable Air Supply HVAC Diffuser - [Outer Dimensions: 15.6"W X 9.6"H] RV Mobile Home + Product Details Size -+ Product Details Size 14"w X 8"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15. 6" width X 9. 6" height. Design Full Control Vertical Horizontal Air flow Direction. Horizontal blades in the front, Vertical blades in the back, both individually adjustable. High Quality Aluminum The premium durable aluminum will never rust and it will never wear through leaving the material with an elegant,