ASHRAE's Standard 90.1 Will Go onto "Continuous Maintenance"

Following its Winter Meeting in San Francisco, the American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) announced that its energy performance guide, Standard 90.1, will follow in the footsteps of the indoor air quality document (Standard 62) by going onto “continuous maintenance” instead of the current “periodic revision” process (see

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Vol. 6, No. 9). Substantial effort has already gone into a major revision (Standard 90.1-1989R), and this revision will become the starting point for the continuous maintenance process as long as it can be completed and accepted before June 1999.