In business since 1972, serving all of southern Maryland. Our goal here at Barnett and Sons is to keep you a satisfied customer. We maintain, repair, and replace most all makes and models of heating and air conditioning equipment. For major and minor repair problems, annual servicing and for the complete installation of new central heat and air systems, Barnett and Sons has the training and experience to do the job properly. We are a licensed contractor and offer emergency services 24 hours a day. Above all, we are prompt and reliable in handling your problem. Now would be a good time to have Barnett and Sons service your heating and air conditioning system. This should be done twice a year to prevent costly wear and tear and to achieve the most efficient use of your system. If you don’t have central heating and air, let Barnett and Sons quote you a price on installing a new system which can pay for itself over the years. Give us a call today for an estimate on a new total comfort system—and start living in comfort all year long.