The industry has vastly changed since D & D Heating & Air Conditioning's humble beginnings in the mid '90s. The sky is the limit with the technology that has sprung up in the last few years. Ductless heating and cooling, variable speed and multi-stage equipment, these are just a few examples of a new, greener way of thinking in HVAC. We also offer Aeroseal which is sealing the duct from the inside. Our goal is to provide Worcester County residents, as well as businesses, with efficient and affordable HVAC work. Call us today for more information.