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  • Tankless Water Heaters

    ENERGY STAR® qualified tankless water heaters use significantly less power than conventional ones. They not only can help you save money on your utility bills but also help reduce greenhouse gas emissions.

Go Tankless

By heating water only when you need it, ENERGY STAR® certified tankless water heaters save the typical family of 4 more than $95 per year on gas bills compared to a standard gas storage model. Larger families can save even more.

ENERGY STAR® certified gas tankless water heaters also cut water heating expenses by 30%, while 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.

shop ENERGY STAR® water heaters

Choose an ENERGY STAR® qualified water heater and save

Switching to a tankless water heater can not only save you money on your utility bills but also reduce your consumption of water. Find out how much.

Take the Home Efficiency Audit

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Energy Star® Products Sold
Items
1,313,130,864
The number of applicable ENERGY STAR® certified products sold in our U.S. stores and online since 2006.
Electricity Saved in 2017
kWh
8,153,931,112
The amount of electricity saved in kilowatt hours (kWh) last year based on the number of applicable ENERGY STAR® certified products sold.

*This number assumes that the products sold are replacing non ENERGY STAR® qualified products
Dollars Saved in 2017
USD
1,062,292,471
The amount of money saved last year based on the amount of electricity saved from the number of applicable ENERGY STAR® certified products sold.
Homes Lit for One Year
Homes
3,882,824
The number of homes that the electricity saved could light for one year.

*This number assumes that the average home consumes 1,527 kWh a year for lighting.
The above numbers are based on averages and certain assumptions. Click on a ticker for details.

Heat up your water more efficiently at The Home Depot

Heating your home’s water can be an excellent way of being more environmentally friendly. The Home Depot offers an extensive selection of energy efficient water heaters, including ENERGY STAR® labeled models. Whether you prefer gas water heaters, electric water heaters or tankless water heaters which deliver hot water on demand, we’ve got the one that fits your budget and lifestyle. Offering many different eco options, The Home Depot has the green solution for any home improvement project or “green need.”