The Lennox CORE™ Service App—a key component of the upcoming Model L™ launch—has been named a software finalist for the 2021 AHR Expo Innovation Awards. After more than 120 years as a leader in the HVAC industry, Lennox Commercial continues to offer the industry’s most innovative products and remain uniquely positioned to focus on our customers’ business needs. We look forward to providing the best quality products with unsurpassed customer support to each of you in 2019.

In Lennox, you have a partner you can depend on. We've worked hard to earn your trust ever since the world's first riveted-steel furnace rolled off our assembly lines in 1895-developing reliable, innovative heating and cooling systems to keep you comfortable. Over a century later, we continue to help businesses reduce operating costs while maintaining a high level of comfort. With a wide range of ENERGY STAR certified products that lower costs through reduced energy demand, Lennox is a single source for efficient, reliable HVAC solutions that professionals continue to depend on year in and year out.

Our series of real-life case studies shows how contractors and engineers have successfully used Lennox HVAC products and services to meet their customers' needs. Case studies are available below to assist you in several applications.

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