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About This Item

 

Full Description

The purpose of this standard is to provide procedures for determining the efficiency and hot water delivery capabilities of residential water-heating appliances.

Units: Dual

 

Document History

  1. ASHRAE 118.2-2022


    Standard 118.2-2022 -- Method of Testing for Rating Residential Water Heaters and Residential-Duty Commercial Water Heaters (ANSI Approved)

    • Most Recent
  2. ASHRAE 118.2-2006 (RA 2015)


    Standard 118.2-2006 (RA 2015) -- Method of Testing for Rating Residential Water Heaters (ANSI Approved)

    • Historical Version
  3. ASHRAE 118.2-2006


    Standard 118.2-2006 -- Method of Testing for Rating Residential Water Heaters (ANSI approved)

    • Historical Version
  4. ASHRAE 118.2-1993

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    Standard 118.2-1993 -- Method of Testing for Rating Residential Water Heaters

    • Historical Version