14" x 14" - 1-Way Extruded Aluminum Ceiling Diffuser Square - HVAC Vent Cover Aluminum The total outer size of

The total outer size of this grille is the listed size plus 2 and 5/8"

actual front end outer dimensions are approximately 22 5/8" width X 22 5/8" height

+ How To Measure A Round Vent Overall Size:

+ Product Details Size – 12" x 12" is the size for the duct opening measurement only

actual front end outer dimensions are approximately 32 5/8" width X 20 5/8" height -

14" x 14" - 1-Way Extruded Aluminum Ceiling Diffuser Square - HVAC Vent Cover Aluminum The total outer size of+ Product Details Size 14" X 14" 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