Why Fourdeg


  • Automatic service.
  • Better heating quality with individual and stable heating.
  • Room level accuracy.

Optimal work performance

  • According to VTT, the perceived optimal temperature varies within 6°C.
  • 1°C deviation decreases work performance with 2%, that is >1.000€/a in average wage.
  • Service enables room level temperature setting.


  • Up to 35% savings in heating energy.
  • Additional savings in maintenance costs, with improved resident satisfaction and Demand-side Management.

Reduced emissions

  • 2/3 of the energy consumption of housing is spent on heating.
  • In Finland 15% savings on heating energy equals to remove 590.000 cars from traffic.


  • Patented algoritms.
  • Machine learning the individual heat response of each room.
  • Predictive to the local forecast.
  • Adaptive to local changes.


  • Communication security level equals to mobile payment security.
  • E2E (end-to-end) encryption and verification.
  • Inbuilt radiator thermostat safety features.

Preventative maintenance

  • Automated service with a real-time remote access.
  • Alarms and tracking for preventive maintenance and immediate action.
  • Reports to improve energy efficiency and renovation planning.
  • Managing a number of buildings efficiently.

Easy and affordable thermal renovation

  • An independent solution, or in conjunction with other thermal renovations.
  • Fast installation, premises can be in normal use and heating is not cut off.
  • Up to a 3-6 years payback.
  • A profitable investment.

Raises the property value

  • Digitizing a traditional technology.
  • Modernizes the building heating system.
  • Brand image as an advanced real estate service.
  • Connectable to other building automation systems.

Demand-side Management

  • Optimize district heating network through Demand-side Management.
  • Utilize buildings as thermal energy storage.
  • Reduced operating costs with better profitability.
  • Demand-Side Management on room level accuracy is multiple times more efficient than a centralized solution (Source: Aalto University).

Benefits all parties in the value chain

  • Resident or worker sets an individual and stable temperature.
  • Property owner saves on energy and maintenance costs.
  • Property manager monitors and schedules the heating remotely avoiding unnecessary visits in the building.
  • Maintenance company makes preventative repairs. Alerts and temperature limits prevent damages.
  • Energy company avoids load peaks and the energy demand is stable.
  • The service helps in achieving the emission reduction targets and slows down the climate change.