Find the disconnect switch to your air handler or furnace, and switch it off. This will be located near the unit. Shut off the circuit breaker at your home’s electrical panel if you can’t find the ...

If the prospect of installing your own thermostat feels overwhelming, don't despair. This step-by-step guide will show you how to set up Honeywell's $280 Lyric smart thermostat in a flash. Take a ...