8" x 8" 2-WAY CORNER ALUMINUM CEILING DIFFUSER - With Opposing Dampers via Lever Control Aluminum + Product Details Size –

+ Product Details Size – 12"w X 22"h is the size for the duct opening measurement only

you can attain the diameter of the vent

please note that the total outer dimensions of the grille measure 6" in diameter

Actual Front End Outer Dimensions Are 14" Width X 4" Height - SEE IN DESCRIPTION HOW TO MEASURE A GRILLE

8" x 8" 2-WAY CORNER ALUMINUM CEILING DIFFUSER - With Opposing Dampers via Lever Control Aluminum + Product Details Size –+ Product Details Size 8" X 8" is the size for the duct opening measurement only, actual front end outer dimensions are 3". Design Equipped with lever for full airflow control; back blades made of black plastic for reduced air noise and discreet appearance; "Opposing" back blades, ensuring they don't overlap, provide precise damper control and superior air dispersion. High Quality Aluminum The premium durable aluminum will never rust and it will never