This article is a kind of follow-up on the one I did originally in 2019. ESPhome has improved a lot over time and now there are these 4$ Xiaomi temperature and humidity sensors that can be hacked and then work in the same way. The absolute best way to get per room temperature sensing into Home Assistant in my opinion!
To further my quest in replacing my underfloor heating controller with self built Domotica today I’m taking a look at some ultra cheap Chinese relay boards to see if they could work in case (spoiler, they are great!)
I have been using the Honeywell Evohome system in our house for multi-zone underfloor heating since it’s we’ve moved in. I’ve also been having issues with this system since that time and it’s cost me a lot of work to get it to do what it should do and I’m really fed up with it!
This video is the first step into replacing that system! In this video we’re going to set up an easy to configure and cheap multi-room temperature sensing system with Home Assistant at its heart.
Continue reading Home Assistant: Cheap Multi-Room Temperature & Humidity sensors