Commercial Water Heaters, Hot Water Supply Boilers and Unfired Hot Water Storage Tanks

  1. Law
  2. CFR 10
  3. Energy
  4. Department of Energy
  5. Energy Conservation
  6. Energy Efficiency Program for Certain Commercial and Industrial Equipment
  7. Commercial Water Heaters, Hot Water Supply Boilers and Unfired Hot Water Storage Tanks

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Section
431.101

Purpose and scope.

Section
431.102

Definitions concerning commercial water heaters, hot water supply boilers, unfired hot water storage tanks, and commercial heat pump water heaters.

Subject_group

Test Procedures

Subject_group

Energy Conservation Standards

Appendix
Appendix A to Subpart G of Part 431

Uniform Test Method for the Measurement of Thermal Efficiency and Standby Loss of Gas-Fired and Oil-Fired Storage Water Heaters and Storage-Type Instantaneous Water Heaters

Appendix
Appendix B to Subpart G of Part 431

Uniform Test Method for the Measurement of Standby Loss of Electric Storage Water Heaters and Storage-Type Instantaneous Water Heaters

Appendix
Appendix C to Subpart G of Part 431

Uniform Test Method for the Measurement of Thermal Efficiency and Standby Loss of Gas-Fired and Oil-Fired Instantaneous Water Heaters and Hot Water Supply Boilers (Other Than Storage-Type Instantaneous Water Heaters)

Appendix
Appendix D to Subpart G of Part 431

Uniform Test Method for the Measurement of Standby Loss of Electric Instantaneous Water Heaters (Other Than Storage-Type Instantaneous Water Heaters)

Appendix
Appendix E to Subpart G of Part 431

Uniform Test Method for the Measurement of Energy Efficiency of Commercial Heat Pump Water Heaters