Smart Home Energy 
If you're already in the Apple Home ecosystem and have wet radiators, Eve Thermo gives you room-by-room scheduling and remote control with no rewiring — fit it yourself in minutes, batteries last a year or two, and it works offline.
Problem it solves
Cuts heating costs by controlling individual radiators with schedules and presence detection, preventing wasted heat in unused rooms.
Who it's for
Apple HomeKit users with wet radiator systems (not electric or underfloor) who want room-by-room heating control without rewiring.
Why we recommend
Probably the best smart TRV solution for Apple HomeKit users who want room-by-room heating control without rewiring.
Savings
- Typical annual saving
- £75–£150/year depending on home size and heating pattern
- Payback period
- 4–12 months (for single valve; payback improves when fitting multiple rooms)
