10"W X 4"H [Duct Opening] Aluminum Double Deflection Adjustable Air Supply HVAC Diffuser - [Outer Dimensions: 11.6"W X 5.6"H] ceiling For 8" duct opening

For 8" duct opening

durability

actual front end outer dimensions are approximately 30 5/8" width X 20 5/8" height

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

Scratch-Resistant

10"W X 4"H [Duct Opening] Aluminum Double Deflection Adjustable Air Supply HVAC Diffuser - [Outer Dimensions: 11.6"W X 5.6"H] ceiling For 8" duct opening+ Product Details Size 10"w X 4"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11. 6" width X 5. 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,