Measured energy
Measured energy
Zone control: how much it really saves, and when it doesn’t pay off
Room-by-room control cuts heating use by 10–20% according to the research. Where those figures come from, when savings are small and what you need.
Blog › Topic
Measured energy
How much zone control saves, how to measure it and when it is not worth it. Articles with sources, figures and energy charts from real systems.
10 articles · updated September 9, 2026
Where to start
Measured energy
Schools and public buildings: heating to the real timetable
Measured energy
Hotels and B&Bs: heating rooms only when guests are there
Measured energy
Reading an energy chart: three problems you can spot at a glance
Measured energy
What to measure in a plant room: the six readings that matter
Measured energy
Four rooms, one thermostat: why every room has its own climate
Measured energy
What a class B building automation system actually requires (EN ISO 52120)
Measured energy
Grafana and Home Assistant: an energy dashboard for a plant room
Measured energy
Upgrading heating control without replacing the system: from one thermostat to eight zones
Measured energy