The global water heater market, valued at over $29 billion in 2023, is expected to reach approximately $40.09 billion by 2030, driven by demand for energy-efficient systems controlled by smartphone apps. However, new U.S. Department of Energy regulations mandating only high-efficiency condensing water heaters may present challenges for manufacturers.
A.O. Smith’s Concentric Vent Non-condensing Tankless Water Heater line with X3® Scale Prevention Technology features the company’s X3 Scale Prevention.
The draft rule would raise standards for tankless gas-fired water heaters to over 91 percent efficiency, while leaving the standards for tank gas-fired water heaters relatively untouched at 70 percent efficiency.