Commercial Water Heaters Specification Version 3
The ENERGY STAR specification for Commercial Water Heaters is currently under revision. Materials related to this revision process are provided below. Partners and the general public with questions or concerns regarding these materials or the revision process can contact Abigail Daken, EPA, at Daken.Abigail@epa.gov or HVAC@energystar.gov. This webpage will be updated periodically as new information is received.
ENERGY STAR Final Draft Test Method for Central Heat Pump Water Heater Systems - December 5, 2024
ENERGY STAR Final Draft Test Method for Central Heat Pump Water Heater Systems Cover Letter (PDF, 160.43 KB) ENERGY STAR Final Draft Test Method for Central Heat Pump Water Heater Systems (PDF, 453.13 KB) ENERGY STAR Draft 1 Test Method for Central Heat Pump Water Heater Systems Comment Response Matrix (PDF, 83.85 KB)ENERGY STAR Central Heat Pump Water Heater Systems: Draft 1 Test Method and Discussion Guide
AHRI Comments (PDF, 335.46 KB) A.O. Smith Comments (PDF, 247.27 KB) AWHI Comments (PDF, 216.11 KB) CA IOU Comments (PDF, 457.14 KB) CEE Comments (PDF, 1.02 MB) NEEA Comments (PDF, 192.15 KB) Rheem Comments (PDF, 571.87 KB)ENERGY STAR Central Heat Pump Water Heater Systems: Draft 1 Test Method and Discussion Guide Webinar - August 15, 2024
ENERGY STAR Central HPHW Systems: Draft 1 Test Method and Discussion Guide Webinar (PDF, 896.84 KB)
ENERGY STAR Draft 1 Test Method for Central Heat Pump Water Heater Systems - July 31, 2024
The EPA welcomes public input on the discussion guide and test method. The comment period deadline is September 13, 2024. Please send comments via e-mail to HVAC@energystar.gov.
ENERGY STAR Central Heat Pump Water Heater Systems Discussion Guide (PDF, 100.66 KB) ENERGY STAR Draft 1 Test Method for Central Heat Pump Water Heater Systems (PDF, 318.47 KB) ENERGY STAR Central Heat Pump Water Heater Systems Discussion Guide Cover Letter (PDF, 157.96 KB)