You wouldn't get a new car and presume you’d never have to inflate the tires, put in new oil or check weird noises. Your home comfort system is like a car engine. It’s a machine with a motor, electrical pieces and even fuel. So, it’s crucialto have a licensed technician complete annual tune-ups on your home comfort unit in Calgary. If not properly serviced, even premium heating and cooling units could experience problems and has decreased energy efficiency over time.