Water Heaters

Water heaters are the second highest source of energy usage in the home. ENERGY STAR certified water heaters use 14 to 55 percent less energy than equipment that meets the minimum federal standard. 1

ENERGY STAR certified water heaters are an easy choice for energy savings, performance, and reliability. High efficiency water heaters use less energy than standard models, saving homeowners money on their utility bills. If you need to replace your current water heater, or are planning for an upgrade, consider a model that has earned the ENERGY STAR label. Select a fuel type or water heater technology below to learn more.

Water Heater Fuel Types and Technologies:

Water Heater, High Efficiency Gas StorageWhole-Home Gas Tankless

Gas Water Heaters

A natural gas water heater that has earned the ENERGY STAR label can save between $40 and $140 in gas costs annually, and between $530 and $2,900 in gas costs over its lifetime.

Certified ENERGY STAR natural gas water heaters include gas storage water heaters and gas tankless water heaters. If you need to replace your current gas water heater, ask your installer for an ENERGY STAR certified model today. To learn more about the benefits of these measures and how they work, select one of the technologies below:
Natural Gas Water Heaters: High Efficiency Gas Storage
Natural Gas Water Heaters: Whole Home Tankless

Water Heater, Solar

Solar Water Heaters

Using sunshine to heat or preheat your water can cut your annual hot water costs in half. An ENERGY STAR certified solar water heating system can cut your annual hot water costs in half, and is generally designed for use with an electric or gas back-up water heater.
Solar Water Heaters

1. Source: U.S. Department of Energy (DOE) ENERGY STAR Water Heater Market Profile. September 2010.^