Wheeling Commercial Rooftop HVAC Systems Comfort Masters Service Experts Heating & Air Conditioning in Wheeling gives you choice in commercial rooftop HVAC products and services. For example, Lennox® packaged rooftop commercial HVAC systems are are some of the most innovative products you can find today, including the new solar powered SunSource® System for Energence® rooftop HVAC systems. By combining industry-leading technology and efficiency with our expert services, you will receive long-lasting, sustainable systems built to provide superior comfort and indoor air quality (IAQ) in your commercial buildings. Additionally, three of our four units – Energence, Strategos® and Landmark® - are certified by ENERGY STAR®, which will help reduce your energy expenses, translating to a lower total cost of ownership. Call 847-250-6729 to learn more.