Skip to main content
U.S. flag

An official website of the United States government

Here’s how you know

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

HTTPS

Secure .gov websites use HTTPS
A lock (LockA locked padlock) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

ENERGY STAR
Utility Navigation
  • About
  • For Partners
Main navigation
  • Find Products
    • Product Finder
    • Rebate Finder
    • Ask the Experts
    • Product Specification Search
    • Best Value Finder
    • Frequently Asked Questions
  • Save at Home
    • Heat & Cool Efficiently
    • Seal and Insulate
    • Expert Home Improvements
  • New Homes
    • Find a Builder
    • Homeowner Benefits
    • Join as a Partner
    • Program Requirements
    • Residential Resources
    • § 45L Builder Tax Credit
    • ENERGY STAR NextGen
    • About Us
  • Commercial Buildings
    • Benchmark
    • Save Energy
    • Earn Recognition
    • Resources by Audience
    • Resources by Topic
    • Training
    • About Us
  • Industrial Plants
    • Industrial Partnership
    • Industrial Assistance Network
    • Plant Certification
    • Challenge for Industry
    • Industries in Focus
    • Treasure Hunt
    • Get started with ENERGY STAR
    • Program Administrators
    • Service & Product Providers
    • Decarbonizing Industry
Breadcrumb
  1. Home
  2. Energy Efficient Products
  3. Product Specifications & Partner Commitments Search
  4. Residential Water Heaters Specification Version 5.0

Residential Water Heaters Specification Version 5.0

Version 5.0 ENERGY STAR specification for Water Heaters is currently under development. Materials related to this revision process are provided below. Partners and other interested parties with questions or concerns regarding these materials or the revision process can contact Abigail Daken, EPA, at Daken.Abigail@epa.gov or Waterheaters@energystar.gov.

ENERGY STAR Version 5.0 Residential Water Heater Final Specification - July 18, 2022

ENERGY STAR Residential Water Heaters Specification Version 5.0 Final Draft Stakeholder Comment Matrix (PDF, 83.42 KB) ENERGY STAR Residential Water Heaters Version 5.0 Specification and Partner Commitments (PDF, 503.81 KB) ENERGY STAR Connected Residential Water Heaters Test Method to Validate Demand Response Version 1.2 (PDF, 357.63 KB) ENERGY STAR Residential Water Heaters Version 5.0 Final Data Package (XLSX, 556.63 KB)

ENERGY STAR Version 5.0 Water Heaters Final Specification Cover Memo (PDF, 254 KB)

ENERGY STAR Version 5.0 Residential Water Heater Final Draft Specification Stakeholder Comments - July 5, 2022

AGA Comments (PDF, 324 KB)
AHRI Comments (PDF, 162 KB)
APGA Comments (PDF, 163 KB)
ASAP Comments (PDF, 146 KB)
Bradford White Comments (PDF, 122 KB)
CA IOUs Comments (PDF, 176 KB)
CEE Comments (PDF, 846 KB)
NAGHPC Comments (PDF, 593 KB)
NEEA Comments (PDF, 178 KB)
NPGA Comments (PDF, 228 KB)
NYSERDA Comments (PDF, 147 KB)
Rheem Comments (PDF, 201 KB)

ENERGY STAR Version 5.0 Residential Water Heater Final Draft Specification – June 1, 2022

ENERGY STAR Version 5.0 Residential Water Heaters Final Draft Specification Cover Memo (PDF, 173.23 KB) ENERGY STAR Version 5.0 Residential Water Heaters Final Draft Specification (PDF, 488.84 KB) ENERGY STAR Version 5.0 Residential Water Heaters Final Draft Data Package (XLSX, 556.6 KB) Version 5.0 Residential Water Heater Comment Response Matrix (PDF, 131.12 KB) ENERGY STAR Connected Residential Water Heaters Test Method to Validate Demand Response V1.2 (PDF, 353.92 KB)


ENERGY STAR Version 5.0 Residential Water Heater Draft 1 Specification Stakeholder Comments – November 11, 2021

A. O. Smith Comments (PDF, 247.18 KB) AHRI Comments (PDF, 161.16 KB) American Gas Association Comments (PDF, 202.92 KB) American Public Gas Association Comments (PDF, 168.14 KB) ASAP, ACEEE, CEO, GECA, IPL, NYSERDA, SEEP, WSDOC Comments (PDF, 289.3 KB) Atmos Energy Comments (PDF, 111.33 KB) AWHI Comments (PDF, 213.9 KB) Bradford White Comments (PDF, 157.6 KB) Building Industry Professionals Comments (PDF, 2.39 MB) California Energy Commission Comments (PDF, 218.96 KB) CEE Comments (PDF, 1.04 MB) Fortis BC Comments (PDF, 934.2 KB) GE Appliances Comments (PDF, 94.88 KB) Giant Factories Comments (PDF, 138.48 KB) Heidi Cody Comments (PDF, 495.92 KB) National Propane Gas Association Comments (PDF, 186.61 KB) NEEA Comments (PDF, 131.95 KB) North American Gas Heat Pump Collaborative Comments (PDF, 154.59 KB) NRDC Citizen Letter Comments (PDF, 604.29 KB) NRDC, RMI, and other organizations Comments (PDF, 223.64 KB) ONE Gas Comments (PDF, 183.73 KB) Redwood Energy Comments (PDF, 763.86 KB) Robert Whitehair Comments (PDF, 500.28 KB) Southern California Edison Comments (PDF, 117.7 KB) Tim Hreha Comments (PDF, 628.88 KB)


ENERGY STAR Version 5.0 Residential Water Heater Draft 1 Specification Webinar - October 13, 2021

ENERGY STAR Version 5.0 Residential Water Heaters Draft 1 Webinar (PDF, 1.17 MB)


ENERGY STAR Version 5.0 Residential Water Heater Draft 1 Specification - October 5, 2021

ENERGY STAR Version 5.0 Residential Water Heaters Draft 1 Specification Memo (PDF, 262.54 KB) ENERGY STAR Version 5.0 Residential Water Heaters Draft 1 Specification (PDF, 507.17 KB) ENERGY STAR Version 5.0 Residential Water Heaters Draft 1 Data Package (XLSX, 511.97 KB)

Applicable Specifications: 

Heating & Cooling: Water Heater, Whole Home Gas Tankless (PDF, 83.42 KB)
ENERGY STAR
United States Environmental Protection Agency

Save Energy.

  • Find Products
  • Save at Home
  • New Homes
  • Commercial Buildings
  • Industrial Plants
  • Partner Resources

Learn More.

  • About Us
  • Join
  • Newsroom
  • Privacy
  • Accessibility Statement
  • Help Desk

Stay Informed.

  • Public Notices
  • Consumer Newsletter
  • Program Updates
Back to top