You wouldn't buy a new car and assume you’d never have to pump up the tires, replace 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 tech perform yearly service on your home comfort system in Pierre. If not correctly kept up, even the top heating and AC units could run into troubles and become less energy efficient as time passes.