A. Johnson Heating & Air is dedicated to providing the best possible solution for your home or business. You can count on us to provide you with a heating or cooling system and solution that fits your unique needs and since we have installed many systems in this area, we have earned a reputation for doing the job right the first time. Installation and repair for furnaces. Installation and repair for air conditioning. We can help you with heat pumps, fan coils, geothermal units, gas furnaces, packaged units, hybrid systems, room by room solutions, stand by generators, room cleaners, thermostat, humidifiers, Ventilators, UV lights, zoning, garage heating, thermostats, and carbon monoxide detectors.