8" x 8" 2-WAY CORNER ALUMINUM CEILING DIFFUSER - With Opposing Dampers via Lever Control w14h14 4" X 12" Is The

4" X 12" Is The Size For The Duct Opening (floor/vent hole) Measurement Only

Actual Filter Size – 23 3/4"w x 25 3/4" x 1"

and a touch of elegance in one superior product

By means of the smooth surface

8" x 8" 2-WAY CORNER ALUMINUM CEILING DIFFUSER - With Opposing Dampers via Lever Control w14h14 4" X 12" Is The+ 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