If your heating, air conditioning, or ventilation system has recently been operating well, you probably have not thought about scheduling an HVAC checkup. Lucky for you, we are here to help you figure out why this is important for your home. East Alton, IL Homeowners schedule HVAC checkups before seasons of heavy use. This includes during the fall and spring season when you are switching from using a heating system to a cooling system. Neglecting to have your HVAC serviced at least once a year can put your system at risk. Check out some of the reasons why you should make sure to have a yearly HVAC system checkup.