Energy Efficient Furnace Products Sales in Knoxville After thinking about it, replacing your old furnace or air handler sounds like a no-brainer. You’ve made enough heating repair calls recently, and you want consistent heat and a more energy efficient system. It’s not worth spending all your time and money on our emergency furnace repair service (but we’re not complaining) when you could purchase a new unit that will save you money in the long run. If you’ve worked with our friendly professionals at R & M Climate Control Service Experts in Knoxville, you already know you’re getting the best service around. We offer more than HVAC services – R & M Climate Control Service Experts also provides a variety of heating equipment. Plus, our experts will work with you to find the product best suited for your home, your needs and your budget. That’s fewer worries for you and more comfort for your family. We offer a whole range of Lennox® furnaces and air handlers in Knoxville. Learn more on our website or by scheduling a free appointment with us. Or, feel free to call 865-229-6176, too. We’re eager to assist with all your furnace and air handler needs.