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)
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 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)