Info Center
Trust the water heater experts. For more than 145 years, A. O. Smith has been committed to delivering innovative solutions that bring comfort to your home or business.
Gas Water Heater Vent Configurations
Having the correct venting for your gas water heater is vital to ensure the hot exhaust exits your home.
Residential Combi Boilers
Water heating and space heating combined into one unit.
How Water Quality Affects Water Heaters
How can the quality of your water affect your water heater? Get tips and more information on water hardness, why it matters, and how to solve it.
Why Water Heater Size Matters
Consider what size of water heater is best for your needs. Review the factors you’ll need to weigh before making a decision.
Water Heaters and Safety
Discover the innovative design features A. O. Smith engineers use to keep your water heater both functional and safe for everyday use.
Product Literature & Videos
Newsroom
