You wouldn't get a new car and presume you’d never have to fill the tires, change the oil or check odd noises. Your home comfort unit is like a car engine. It’s a machine with a motor, electrical parts and even fuel. So, it’s essential to have a licensed technician perform yearly tune-ups on your home comfort unit in Miami. If not suitably serviced, even the best heating and air conditioning units could run into troubles and loses energy efficiency as time passes.