01/04/2022
Your LuftLicht is ❤️
Ventialtion is advised!
> 2000 ppm CO₂:
- The risk of infection is
significantly increased
- Ventilation is urgently necessary:
Open all windows and doors for 10-15 min.
Your LuftLicht is 💛
It is about time to ventilate!
1000 - 1999 ppm CO₂:
- Fatigue and concentration
difficulties may set in
- Ventilation is advisable:
Open the window for 5-10 min.
Your LuftLicht is 💚
The air quality is good!
400 - 999 ppm CO₂:
- High indoor air quality
- Windows can remain closed