For millions of consumers, business owners, property managers and engineers worldwide, A. O. Smith has delivered innovative hot water solutions for over 70 years.
A. O. Smith’s selection of residential and commercial water heaters, boilers and storage tanks is unmatched for quality and diversity. Anywhere hot water is needed, A. O. Smith can provide an energy-efficient solution with maximum value during and for years after installation. And, A. O. Smith stands behind its products and its customers with world-class service, combining cutting-edge technology with committed people who take pride in being the very best.
Featured Products

A.O. Smith Offers Powered Anode System As Upgrade for Tank-Style Heaters
House Systems
The Product Preservers Powered Anode System eliminates the need for sacrificial anodes.
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Energy Star Gas Water Heater from A.O. Smith
Available in 40- and 50-gallon capacities, the Effex is ideal for replacement installations.
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A.O. Smith's Voltex Water Heater
Voltex's hybrid technology results in an operating cost of roughly $200 per year.
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Case Study: High Style Meets Energy Efficiency in Denver Duplex
A tight building envelope, water-smart features, and solar power hightlight the contemporary Wash Park Green.
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