Exhibit 99.1 Media Relations: Curt Selby 414-359-4191 curt.selby@aosmith.com Investor Relations: Helen Gurholt 414-359-4157 hgurholt@aosmith.com FOR IMMEDIATE RELEASE July 30, 2026 A. O. Smith Reports Second Quarter 2026 Results Second Quarter 2026 Highlights (Comparisons are year-over-year ("YoY"), unless otherwise noted) Adjusted earnings and adjusted EPS exclude the impact of restructuring and impairment expenses associated with targeted restructuring actions taken in the North America water treatment bu ...