12"W X 6"H [Duct Opening] Aluminum Double Deflection Adjustable Air Supply HVAC Diffuser - [Outer Dimensions: 13.6"W X 7.6"H] Curved Blade Steel accordion dd ul li {

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+ Product Details Size – 12"w X 26"h is the size for the duct opening measurement only

guaranteeing efficient ventilation throughout your space

Seamless Installation: Designed to fit seamlessly into a 24 by 24 inch opening

with an additional 1 7/8" width and 2" height

12"W X 6"H [Duct Opening] Aluminum Double Deflection Adjustable Air Supply HVAC Diffuser - [Outer Dimensions: 13.6"W X 7.6"H] Curved Blade Steel accordion dd ul li {+ Product Details Size 12"w X 6"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 6" width X 7. 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,