- Mercury free thermostat
- Precise temperature control for both heat and cooling systems
- Standard heat/cool manual thermostat
- 4 wire hook up
- Can be used with central oil heating, electric furnaces and central electric cooling
- Use in single transformer systems only
- Works with heat pump without auxiliary heat
- Mercury free thermostat
- Precise temperature control for both heat and cooling systems
- Standard heat/cool manual thermostat
- 4 wire hook up
- Can be used with central oil heating, electric furnaces and central electric cooling
- Use in single transformer systems only
- Works with heat pump without auxiliary heat