You wouldn't buy a new car and assume you’d never have to pump up the tires, put in new oil or check odd 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 a licensed tech perform yearly tune-ups on your home comfort system in Pierre. If not suitably kept up, even the top heating and AC units could run into issues and become less energy efficient over the years.