Home Assistant entities are exactly the same, just the reported state differs. Via unofficial integration it's "off" now, while via Matter it's "heat". So definitely Matter implementation in Kasa hub...

Luckily, no. You can add these valves into Home Assistant with Matter (currently broken in my opinion) or unofficial integration. Then it is relatively simple to automate boiler on/off with any...

@Wayne-TP This is not what I observe, otherwise I would just return or sell all thermostats. The sound of valve closing is exactly when my current system reports "not heating" = off. And the other...

I just enabled Matter in Kasa app and added KH100 hub with KE100 thermostat valves to Home Assistant. I used these already in HA, but through unofficial integration plugin. Problem: thermostat valves...