Residential Water Heaters Specification Version 3.0

The Version 3.2 ENERGY STAR specification for Water Heaters has been finalized. The Version 3.3 ENERGY STAR specification for Water Heaters has been subsumed in the Version 4.0 revision process. Materials related to ersion 3.3 and historical materials for Versions 3.0, 3.1, and 3.2 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.

Stakeholder Comments to the Draft 2 Version 3.3 Water Heater Specification - January 6, 2020 & Draft 1 Test Method to Validate Demand Response
CA IOUs Comments (PDF, 203 KB)
PGE Comments (PDF, 1.0 MB)
ENERGY STAR Water Heaters Draft 2 Version 3.3 & Test Method Webinar - December 9, 2019
Draft 2 Version 3.3 Water Heater Specification & Draft 1 Test Method to Validate Demand Response - November 26, 2019
ESPPM ENERGY STAR DOE Discussion on Water Heaters Connected Criteria and Test Procedure - September 10, 2019
ENERGY STAR Water Heaters Demand Response Test Procedure Check-In - August 15, 20191
DOE Test Procedure Kickoff Meeting - June 6, 2019
Stakeholder Comments on the Water Heaters Draft 1 Version 3.3 Specification - May 28, 2019
Bradford White Comments (PDF, 166 KB)
CA IOUs Comments (PDF, 207 KB)
CEE Comments (PDF, 1.0 MB)
NEEA Comments (PDF, 343 KB)
NEEP Comments (PDF, 62 KB)
NRDC Comments (PDF, 208 KB)
NRECA Comments (PDF, 313 KB)
NWEC Comments (PDF, 334 KB)
PGE Comments (PDF, 168 KB)
TVA Comments (PDF, 134 KB)
Draft 1 Version 3.3 Water Heaters Webinar- May 2, 2019
Draft 1 Version 3.3 Water Heaters Specification - April 16, 2019
ENERGY STAR Connected Water Heaters Stakeholder Meeting - March 20, 2018
Final Version 3.2 Water Heaters Specification- September 22, 2017
Draft Version 3.2 Solar Photovoltaic Memo - August 23, 2017
Draft Version 3.2 Water Heaters Specification - July 25, 2017
Version 3.1 Water Heaters Certification Body Webinar - May 23, 2017
Final Version 3.1 Water Heaters Specification - May 23, 2017
For Certification Body Review: Water Heater V3 Updated QPX Requirements - May 12, 2017
Stakeholder Comments on the Water Heaters Draft 1 Version 3.1 Specification - April 24, 2017
AHRI Comments (PDF, 156 KB)
A.O. Smith Comments (PDF, 114 KB)
Bradford White Comments (PDF, 158 KB)
EEI Comments (PDF, 252 KB)
NEEA Comments (PDF, 115 KB)
Draft 1 Version 3.1 Water Heaters Stakeholder Webinar - April 6, 2017
Draft 1 Version 3.1 Water Heaters Specification - March 27, 2017

EPA welcomes all partner and stakeholder feedback on the Draft 1 Version 3.1 Residential Water Heaters Specification.
Note: The comment period for Draft 1 Version 3.1 is closed as of April 24, 2017.

Final Version 3.0 Water Heaters Specification & Final Draft Comment Response Matrix - July 18, 2014
Stakeholder Comments on the Water Heaters Final Draft Version 3.0 - July 18, 2014
AHRI Comments (PDF, 225 KB)
AO Smith Comments (PDF, 386 KB)
BWC Comments (PDF, 49 KB)
EEI Comments (PDF, 223 KB)
Rheem Comments (PDF, 187 KB)
Rinnai Comments (PDF, 49 KB)
Final Draft Version 3.0 Water Heaters Specification - June 19, 2014
Stakeholder Comments on the Water Heaters Draft 1 Version 3.0 - April 30, 2014
AHRI Comments (PDF, 115 KB)
AO Smith Comments (PDF, 333 KB)
APGA Comments (PDF, 2.2 MB)
ASAP ACEEE NRDC Comments (PDF, 269 KB)
EEI Comments (PDF, 220 KB)
NEEA Comments (PDF, 755 KB)
NEEP Comments (PDF, 144 KB)
NRECA Comments (PDF, 1.7 MB)
NYLE Comments (PDF, 202 KB)
Rheem Comments (PDF, 276 KB)
Rinnai Comments (PDF, 61 KB)
Draft 1 Version 3.0 Water Heaters Specification Slides - April 16, 2014
Draft 1 Version 3.0 Water Heaters Specification - April 2, 2014
ENERGY STAR Water Heaters Version 3.0 Launch Letter - February 24, 2014