West Chester Commercial Rooftop HVAC Systems Wesley Wood Service Experts Heating & Air Conditioning in West Chester gives you choice in commercial rooftop HVAC products and services. For example, Lennox® packaged rooftop commercial HVAC systems are top the list 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 reliable, sustainable systems built to deliver superior comfort and indoor air quality (IAQ) in your commercial offices. Additionally, three of our four rooftop systems – Energence, Strategos® and Landmark® - are ENERGY STAR® qualified, which will help decrease your energy expenses, translating to a lower total cost of ownership. Call 484-401-7577 to learn more.