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Lennox International, a global leader in the heating, air conditioning, and refrigeration markets, officially revealed the Model L packaged rooftop line during the first-ever Lennox Commercial Product Showcase. The light commercial HVAC system features an all-new rooftop controller, the Lennox CORE Control System and Service App, which was a finalist in the 2021 AHR Expo Innovation Awards. The Model L packaged rooftop line boasts efficiency ratings among the highest in the industry with leadership models in SEER, IEER, and EER. Featuring both gas-electric and electric-electric units, the Model L is available from 3 to 25 tons of nominal cooling capacity.