At Shrewsbury Plumbing & Heating, we sell and service A.O. Smith commercial water heaters built for performance, durability, and high-demand environments. Known for their advanced engineering and energy-efficient designs, A.O. Smith systems are ideal for offices, restaurants, multi-unit buildings, and light commercial applications. With a wide range of gas, electric, and tankless models, we help business owners choose the right solution for reliable hot water and long-term value.