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By heating water only when it's needed, ENERGY STAR qualified gas tankless water heaters cut water heating expenses by 30%, while also providing continuous hot water delivery. Gas tankless models are a great choice for new construction and major remodeling, but are also becoming popular as a replacement for gas storage water heaters. See if you should make your next water heater an ENERGY STAR qualified tankless model.
Savings and Benefits
Learn about the benefits of ENERGY STAR qualified gas tankless water heaters.
Purchasing Tips
Learn what you need to know when considering a gas tankless water heater.
How It Works
Learn how this advanced technology heats your water.