Although fall weather is a fresh arrival, the winter season is just around the corner. Consequently, the mild fall temperatures you are now enjoying will soon turn cold, and you will need to turn on your home heating system. You need to prepare for the winter season by performing maintenance on your HVAC to ensure it is in good condition so to handle the winter weather. HVAC maintenance involves looking at the outside and inside the HVAC system to ensure it is well affixed on the concrete pads. Also be sure to change the filters, test the thermostat, and check the ductwork so they are well insulated.