Lennox International manufactures and distributes heating, ventilating, air conditioning, and refrigeration products to replacement (75% of sales) and new construction (25% of sales) markets. In fiscal 2023, residential HVAC was 68% of sales and commercial HVAC and Heatcraft refrigeration was 32% of sales. The company goes to market with multiple brands, but Lennox is the company's flagship HVAC brand. The Texas-based company is focused on North America after the sale of itsEuropean HVAC and refrigeration businesses in late 2023.