How many sensors are needed depends on the room size. In schools, most classrooms require only 1 sensor. In large rooms with more than 30 students, 2 sensors may be needed. Generally, for rooms larger than 50m2, two or more sensors are needed to adequately cover them. Contact the RYSTA team if you are insecure.

Yes, to use the dashboard, you must be registered with your email address. Then you will receive a password to access the dashboard.

The traffic light warning system also works without Wifi. Here the sensor only measures CO₂. If you want to see all climate data of your room, you need to be connected to WIFI. For information on how to connect RYSTA to your WIFI, click here.

Yes, CO₂ sensors are an excellent complement to air filters. CO₂ sensors have other benefits that air filters do not. RYSTA Protect helps improve concentration and cognitive function. With a clear but discreet traffic light, it does not disrupt the working and learning environment. It also promotes a sense of belonging, as everyone is responsible for safety in the room. With RYSTA Protect, you can view your entire building from your dashboard. This means energy-efficient ventilation saves on heating costs, and you can see when windows are open or the heating is left on. You can track room occupancy through current and historical room data.

Over time, indoor air becomes contaminated with pollutants, CO₂ and many other harmful particles that can have a negative impact on our health. Ventilation can replace the polluted air with outside air, which usually contains much fewer pollutants.