The Amazon Echo can control your underfloor heating through the Living Heat i8 Thermostat
Something most people don’t realize, is that your underfloor heating can be controlled through “Alexa” A.K.A Amazon echo. And the i8 WiFi thermostat from living heat. All you need to do is simply enable the smart life skill in the Alexa app, Login with your phone number and password. At which point Alexa should look for and find all of your WiFi thermostats.
Then simply say “Alexa, Turn on thermostat”
But wait there is more if you have multiple thermostats you can even specify which one you want to control. simply say “Alexa, turn “your_thermostats_name” on / up / down”.