You wouldn't buy a new car and think you’d never have to fill the tires, change the oil or investigate odd noises. Your home comfort unit is very much like a car engine. It’s a machine with a motor, electrical components and even fuel. So, it’s essential to have a qualified tech do regular tune-ups on your home comfort equipment in Roanoke. If not suitably serviced, even premium heating and AC systems can run into troubles and loses energy efficiency over the years.