Scoop for ventilation unit secured to outer surface of main return duct of hvac system
AssigneeVibrant Building Technologies LLC
InventorsRyan Anderson FLETCHER, Nicholas P. WITTE
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Abstract
Embodiments herein describe a system including dual flow guiding structures including a first channel to direct stale air from a main return duct to a ventilation unit and a second channels to direct fresh air from the ventilation unit to the main return duct. The first channel is coupled to the main return duct. The second channel is configured to send the stale air from the main return duct to the ventilation unit and configured to receive the fresh air from the ventilation unit to the main return duct.
Claims28
An airflow control system comprising:
- dual flow guiding structures including:
- a first channel to direct stale air from a main return duct to a ventilation unit;
- and
- a second channel to direct fresh air from the ventilation unit to the main return duct.
A method for purifying air within a structure, the method comprising:
- using an airflow control system to:
- direct stale air from a main return duct to a ventilation unit via a first channel;
- and
- direct fresh air from the ventilation unit to the main return duct via a second channel.
Dependencies are inferred from the claim text.