A hub component is installed into the boiler (this needs constant power so light wiring is required), and this communicates to a thermostat controller.
These work by connecting your boiler to your wifi. A hub component is installed into the boiler (this needs constant power so light wiring is required), and this communicates to a thermostat controller. You’ll download an app that wirelessly connects to the controller, which can be mounted onto your wall or propped up on a cabinet.