The link below will help you see if this thermostat is compatible with your boiler: https://check.netatmo.com/en/thermostat/question/wifi
All the details and installation instructions of the thermostat on:
https://www.netatmo.com/nl-nl/energy/thermostat
If you might consider to return your products bought together with this smart thermostat by your right of withdrawal, you will have to return the thermostat too.
In case you still have questions, please contact Luminus.
