You wouldn't get a new car and assume you’d never have to inflate the tires, change the oil or investigate 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 qualified tech perform annual tune-ups on your home comfort system in Louisville. If not properly serviced, even premium heating and AC units can experience issues and has decreased energy efficiency as time passes.