Fresh Air Unit- Patented closed circulation
Comparing to household air purifier, fresh air unit can bring in outdoor fresh air that rich in oxygen.
But when the air is very bad condition,
it becomes improper to bring in outdoor air in this case,
LONDS patented closed circulation system，works efficiently to produce fresh air.
- Patented closed circulation
This design provides a convenient installation solution to the users and makes it also very convenient for maintenance.
- Unique design of panel
- Visible Panel
Beautifully and practically designed panel
- Drop-down Panel
The panel can be easily opened up for operations
- Patented soft joints with cushioning panels
Convenient for installation and effectively reducing the noise and vibration
