Smart Thermostats Explained
A smart thermostat replaces or supplements your existing programmer with app control, learning features, and more granular scheduling, but it's worth understanding what it actually changes before fitting one..
A smart thermostat replaces or supplements your existing programmer with app control, learning features, and more granular scheduling, but it's worth understanding what it actually changes before fitting one.
What it genuinely adds
Remote control from a phone, more flexible scheduling than a basic timer, and often the ability to control heating by room rather than the whole house at once.
What it doesn't change
It won't make an undersized boiler heat the house faster, and it can't compensate for poor insulation or an unbalanced radiator system.
Compatibility matters
Not every smart thermostat works with every boiler and wiring setup, and some systems, particularly certain system boiler and heat pump combinations, need specific compatible models.
Questions we get asked
Will a smart thermostat lower my bills?
It can help by making it easier to avoid heating an empty house, but the saving depends on how you actually use it.
Can I fit a smart thermostat myself?
Some are designed for DIY fitting, but anything involving rewiring at the boiler is best left to an engineer to avoid faults.
Do smart thermostats work with older boilers?
Many do, but compatibility should be checked against your specific boiler model before buying one.