Cosy, our smart thermostat

Smart heating, hot water and a cosy home

Cosy is a wireless, multi-user home heating system that puts temperature control in the palm of your hand. Thanks to its mobile thermostat you can be sure the temperature is always set exactly how you want it, wherever you are.

Read reviews

Our Cosy products

Cosy smart heating

The core Cosy system is for controlling your central heating.

The Cosy app

Whether you’re coming home early or staying out late, you can use the app to (turn your heating up, down, switch it on or turn it off remotely) make your home environment just the way you like it for when you step through the door.

Energy efficiency

Whether you’re looking to save money on your energy bills or you want to do your bit for the environment, most of us are trying to be as energy efficient as we can. And, where better place to start than by looking to reduce the amount of energy you use to heat your home? Learn how our Cosy smart thermostat can help you become more energy efficient with your heating.

More information

Looking for more technical info on our Cosy smart thermostat? Take a look at our handy datasheet and installer guide.

Want to learn more about smarter energy? Check out our blog...


Timeline: a brief history of our Cosy smart thermostat

We’re often asked how our Cosy smart thermostat came into being. Are you sitting comfortably? Great, then we’ll tell you the story of Cosy! Once upon a time…


Read more