![My heat-only system only has two or three wires connected to the thermostat. Am I compatible with ecobee? My heat-only system only has two or three wires connected to the thermostat. Am I compatible with ecobee?](https://storage.googleapis.com/article_attachments/227874667/Untitled_Diagram__10_.png)
My heat-only system only has two or three wires connected to the thermostat. Am I compatible with ecobee?
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How to Install a Wifi Thermostat With or With Out C Wire: In today's video we are taking a look at how easy and simple it is to ins… | Wifi, Wire,
![Installing new 2-wire (Single Pole) Thermostats - how to install when there are 3 wires in wall? - Home Improvement Stack Exchange Installing new 2-wire (Single Pole) Thermostats - how to install when there are 3 wires in wall? - Home Improvement Stack Exchange](https://i.stack.imgur.com/JmTci.jpg)
Installing new 2-wire (Single Pole) Thermostats - how to install when there are 3 wires in wall? - Home Improvement Stack Exchange
![Installing new Amazon smart thermostat from a RWG non-smart Honeywell...I have a C wire but on the HVAC there are already 2 wires (red and blue) in the C connection on the Installing new Amazon smart thermostat from a RWG non-smart Honeywell...I have a C wire but on the HVAC there are already 2 wires (red and blue) in the C connection on the](https://preview.redd.it/b8skwv1yd9y71.jpg?width=1536&format=pjpg&auto=webp&s=cdfdf1e4f3216a7a7cfc57e6ec498960d59dd2d7)
Installing new Amazon smart thermostat from a RWG non-smart Honeywell...I have a C wire but on the HVAC there are already 2 wires (red and blue) in the C connection on the
![My heat-only system only has two or three wires connected to the thermostat. Am I compatible with ecobee? My heat-only system only has two or three wires connected to the thermostat. Am I compatible with ecobee?](https://storage.googleapis.com/article_attachments/227874667/gasvalvefaststat.png)