1x Raspberry 3
1x Relay Board for Controlling Valve and Pump 230V wavesharerelayboard
1x SD-Karte f. Raspberry
1x USB Power Supply for Raspi 5V minimum 2A current
1x Mix of Jumpers Cables male/male
2-3x DS18B20 Sensors with Cable and Metal Cap
Attach multiple Temperatur Sensors (DS18B20)
https://heizung.de/heizung/wissen/bestimmung-der-vorlauftemperatur-einer-fussbodenheizung/
Pack of colored LEDs (Will be provided by me)
For python implentation go heatingpi