Only heat the rooms that you are using. HEAT4 learns the thermal characteristics of each room so it precisely meets the target temperature at just the right time.
Monitor and make changes to your heating program from anywhere in world via the internet. Access the HEAT4 software and make changes in real-time to the diary of events or instantaneously.
Using weather forecasts to ensure the outside temperature is taken in to account. This means the set point temperature is reached at just the right time.