Very easy to install on a conventional boiler, this thermostat communicates wirelessly with a limp "HeatLink" set near the boiler. This case is content to open or close a circuit, nothing amazing so well. On a condensing boiler latest with existing thermostat operating on a BUS owner, it is impossible to plug in against: /
Regarding the thermostat is super simple to use, very easy to program with The application or web client. It is very beautiful, it changes my old thermostat with a horrible white calculator screen ...