You wouldn't purchase a new car and presume you’d never have to fill the tires, change the oil or check strange noises. Your home comfort unit is like a car engine. It’s a machine with a motor, electrical pieces and even fuel. So, it’s essential to have an experienced technician perform annual service on your home comfort unit in Jacksonville. If not suitably maintained, even the best heating and AC equipment may have troubles and has decreased energy efficiency over time.