When it comes to servicing and replacing HVAC systems, Duncan Heating and Air Services in Dawsonville, Georgia is the number one family owned and operated company to hire. You can count on Duncan Heating and Air Services to do high quality and affordable preventative maintenance on a regular basis as well. If you are looking for the best heating and air conditioning service in Dawsonville, GA contact Duncan Heating and Air Services today to get a fast and free estimate. read full review »