For over 40 years, Thornton’s Heating & Air Conditioning has been serving Graham, Elon, Mebane, Gibsonville, Burlington, Greensboro, Chapel Hill and surrounding areas of the Triad with full-service heating & air installation, maintenance, repair, sheet metal, light-commercial work, and direct sales of professional HVAC equipment. We offer FREE estimates on all new installations and heating and air service and repair. We specialize in Trane, Goodman, Rheem, and AirEase units, heating and air conditioner repair, Trane hvac and parts.