Nest thermostat not seeing the C wire but it's there... | Terry Love Plumbing Advice & Remodel DIY & Professional Forum
![Amazon.com: C Wire Accessory Common Wire Kit for Most 24 VAC Thermostats (4 to 5 Wires), White (1 Pack) : Tools & Home Improvement Amazon.com: C Wire Accessory Common Wire Kit for Most 24 VAC Thermostats (4 to 5 Wires), White (1 Pack) : Tools & Home Improvement](https://m.media-amazon.com/images/I/71XSABB637L.jpg)
Amazon.com: C Wire Accessory Common Wire Kit for Most 24 VAC Thermostats (4 to 5 Wires), White (1 Pack) : Tools & Home Improvement
![Looking to install smart thermostat - Could this green wire be the common wire? Any way of easily identifying? (Heat only, steam radiators. Previous thermostat was battery powered) : r/homeautomation Looking to install smart thermostat - Could this green wire be the common wire? Any way of easily identifying? (Heat only, steam radiators. Previous thermostat was battery powered) : r/homeautomation](https://i.redd.it/moih5atsb1w51.jpg)