Lennox International Inc manufactures and distributes residential and commercial heating, ventilation, air conditioning, and refrigeration products to replacement (73% of sales) and new construction (27% of sales) markets. In fiscal 2017, residential HVAC was 56% of sales, commercial HVAC was 25%, and refrigeration accounted for the remaining 19% of sales. The company goes to market with multiple brands, but Lennox is the company's flagship HVAC brand. The Texas-based company generated 88% of 2017 sales in North America. http://www.lennoxinternational.com