I have and old gravity furnace. The existing thermostat only has two wires. The heater does not have a fan. Will this work with my heater?
- Asked by Al W from San Francisco
ecobee3 Smart Wi-Fi Thermostat
Product No Longer Available
1 Answer from the Community
The best way to know is contact ecobee directly. Any unusual or old furnaces, they should be able to determine compatibility.
- Answered by Eric C from Cumming