10" x 10" - Corner Direction Extruded Aluminum Ceiling Diffuser Square - HVAC Vent Cover Width_20in You may think of grilles

You may think of grilles and registers as a generic component of the ventilation system in your house

75" width X 37

Great emphasis has been invested in the design of this product to prevent it from kinking in sharp bends & turns and to hold steady and at full diameter in all applications

Constructed from durable

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

10" x 10" - Corner Direction Extruded Aluminum Ceiling Diffuser Square - HVAC Vent Cover Width_20in You may think of grilles+ Product Details Size 10" X 10" 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