Total control
BOLDR APP










Gain room by room control of your heating and only heat the parts of your home that you’re actually using. Smart zoning puts you in control of your comfort and spending. Why heat the whole home when you could be saving precious energy and money?
Stay on top of your bills from the comfort of your phone!Unlike other heating solutions our app enables you to see exactly how much you’re spending on your heating, allowing you to better understand your energy costs. Measure your consumption in real time, either room by room or as a house total.
Control your heating wherever you may be. KELVIN allows you to control your heating remotely, which means you will never have to come home to a cold house. Access the full range of functionality even when you are not in a WiFi zone.
Let your heating work for you by setting a clear heating schedule.Use our intuitive app to easily optimise your heating schedule on a room by room basis and cut your heating bills to an absolute minimum.





Gain room by room control of your heating and only heat the parts of your home that you’re actually using. Smart zoning puts you in control of your comfort and spending. Why heat the whole home when you could be saving precious energy and money?

Stay on top of your bills from the comfort of your phone!Unlike other heating solutions our app enables you to see exactly how much you’re spending on your heating, allowing you to better understand your energy costs. Measure your consumption in real time, either room by room or as a house total.

Control your heating wherever you may be. KELVIN allows you to control your heating remotely, which means you will never have to come home to a cold house. Access the full range of functionality even when you are not in a WiFi zone.

Let your heating work for you by setting a clear heating schedule.Use our intuitive app to easily optimise your heating schedule on a room by room basis and cut your heating bills to an absolute minimum.
