Its beginning the sun is going down sooner and the evenings are getting colder. Begin the winter by checking the batteries in your thermostat. Maybe just go ahead and change them. Change your filters once a month which is one of the most important things that you can do as a homeowner to maintain your furnace. Furnaces make up over 50% of your entire homes energy bills. So maintenance is the key to long lasting hvac equipment.
This is another tip from your friends at Home Heating and Cooling of Chicago