This consumer-facing website offers information, reviews and features of different types of water heaters.

Author: Consumer Affairs

The website of the Northwest Energy Efficiency Alliance offers a range of resources designed for consumers, including tools to find HPWH retailers, installers and promotions as well as general consumer guidance on HPWH benefits.

Author: Northwest Energy Efficiency Alliance (NEEA)

This consumer-friendly infographic provides a visual overview of types of water heaters and guidance on how to select the best one for a given home environment.

Author: U.S. Department of Energy

This consumer-facing web page offers information and blogs on selecting a new water heater as well as profiles of different water heater types.

Author: U.S. Department of Energy

Since its launch in 2009, the ENERGY STAR® water heater program has given consumers independent validation of water heater efficiency claims and has helped manufacturers, distributors, plumbers, and retailers promote these products.

Prepared by:  ENERGY STAR®

Published:  September 2010

This consumer-facing web page offers overviews of different types of water heaters along with efficiency information and a product finder tool, among other resources.

Author: ENERGY STAR

Annual unit shipment data collected by the EPA for the ENERGY STAR Program from program partners and/or representative associations, used to project the market penetration of ENERGY STAR certified products. Reports for calendar 2010 to 2015 are available.

Prepared by:  ENERGY STAR®

Published:  2010-2015

The scope of this work is to provide a standard field monitoring protocol for evaluating the installed performance of HPWHs in residential buildings.

Prepared by:  National Renewable Energy Laboratory

Published:  October 2013

Building America Case Study Project Name: HPWH Evaluation. Location: Northeast. Years Tested: 2010-2012. The U.S. Department of Energy Building America team Consortium for Advanced Residential Buildings (CARB) quantified the in-situ performance of three recently released HPWH products for more than one year.

Prepared by:  US DOE Building America program

Published:  December 2013

This project comprehensively draws on laboratory studies and, importantly, two previously conducted field studies. It augments the field studies by measuring water heater performance in climate zones and installation locations not previously observed. 70 sites had been previously studied in the field and this project added 50 more.

Prepared by:  Northwest Energy Efficiency Alliance

Published:  March 2, 2015