![GitHub - jpraus/arduino-opentherm: Arduino library and hardware shield to send and receive data from Opentherm devices GitHub - jpraus/arduino-opentherm: Arduino library and hardware shield to send and receive data from Opentherm devices](https://raw.githubusercontent.com/jpraus/arduino-opentherm/master/doc/rev2-esp8266-R11.png)
GitHub - jpraus/arduino-opentherm: Arduino library and hardware shield to send and receive data from Opentherm devices
![GitHub - jpraus/arduino-opentherm: Arduino library and hardware shield to send and receive data from Opentherm devices GitHub - jpraus/arduino-opentherm: Arduino library and hardware shield to send and receive data from Opentherm devices](https://raw.githubusercontent.com/jpraus/arduino-opentherm/master/doc/shield-schematic_rev4.png)
GitHub - jpraus/arduino-opentherm: Arduino library and hardware shield to send and receive data from Opentherm devices
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Adapter OpenTherm 724 to control the heating boiler as part of the thermostat controllers and regulators zont h 1v, smart, etc.|Smart Temperature Control System| - AliExpress
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