How do Thermostats differ?

At South Nashville Heating and Cooling, we want you to make the best decision on what thermostat is right for you! We are Middle Tennessee’s premiere HVAC company and we’re here to help! So. How do electromechanical, manual, and programmable thermostats differ? Electromechanical – or manual – thermostats are the old-fashioned mercury units that have internal coils to…