Experience the RDI Difference. RDI Heating & Cooling is locally owned and operated and has been in business for over eleven years. RDI Heating & Cooling is a full-service company offering sales, service and installation for both residential and commercial needs. Our team of employees includes masons, electricians and carpenters which allows us to complete your job from start to finish. In addition to scheduled maintenance, repair of existing equipment and the installation of new equipment, we can help you find ways to reduce your energy bills.