Rancho Bernardo Heating & Air’s residential heating and air service department consists of qualified professional technicians. Our technicians are trained to do a complete analysis of your air conditioning system so we can efficiently diagnose any problem you may be having. Ninety percent of the time our technician can perform the needed service on the spot. We keep our trucks stocked with parts to service all brands. Rancho Bernardo Heating & Air also offers a preventative maintenance agreement. Our goal is to make sure you feel a sense of security knowing your air conditioner or heater is being taken care of by us.