It’s just about that time of year again, when heaters and furnaces are about to be put to the test. Especially during those colder evenings, you want to be sure your HVAC system can handle the task at hand: keeping your home warm and comfortable. This is when furnace maintenance really does come into play. Do you require a furnace tune-up? Have your filters been changed lately? How about your thermostat, should that be upgraded? In this article, we will examine several key things you can do right now in order to prepare your central heating system for the upcoming fall and winter seasons.