Roanoke Commercial Rooftop HVAC Systems Service Experts Heating & Air Conditioning in Roanoke lets you choose from multiple commercial rooftop HVAC products and services. For example, Lennox® packaged rooftop commercial HVAC systems are are some of the most innovative products being sold today, including the new solar powered SunSource® System for Energence® rooftop HVAC systems. Bringing industry-leading technology and efficiency with expert installation and service means you receive long-lasting, sustainable systems built to deliver superior comfort and indoor air quality (IAQ) in your commercial spaces. In addition, three of our four rooftop systems – Energence, Strategos® and Landmark® - are ENERGY STAR® certified, which will help lower your energy expenses, leading to a lower total cost of ownership. Call 540-302-8645 to learn more.