WSO vs JHX Comparison

Watsco is the largest heating, ventilation, air conditioning, and refrigeration products distributor in North America. The company primarily operates in the United States (90% of revenue), with significant exposure in the Sun Belt states. Watsco also has operations in Canada (5% of sales) and Latin America (5% of sales). The company's customer base consists of more than 125,000 contractors that serve the replacement and new construction HVACR markets for residential and light commercial applications.

James Hardie is a manufacturer of fiber cement-based building products, selling primarily to the residential construction industry. North America is the primary geography, generating about 80% of group earnings. Here, it is the largest manufacturer of fiber cement, which is mainly used for exterior siding on houses. Following the Azek acquisition in 2025, it also produces wooden composite decking materials, siding trims, and accessories for outdoor areas including stair and deck railing. Businesses in Australia, New Zealand, and Europe, make up the rest of earnings.