Rialto smart thermostat is compatible and can replace all thermostat and chronotermostats that control heating’s on/off switching with a electrical C (COM), NO and NC connections.
Typically you only need to replicate old thermostat’s connections.

To figure out if your current thermostat is compatible you can send us its exact brand and model number. If it’s possible please attach front and rear photos of your thermostat with visible contacts.