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ASHRAE 90.1 1.22 changelog

Last modified by WikiBot on 2026/07/24 10:23

ASHRAE 90.1 1.22 changelog

Changes in A901 1.22 (rel. to 1.21)

  • New area definition added "ASHRAE 90.1 gross area"
  • New resource names for walls below grade (now designated with their C-Factor).
  • New energy meter "Fans-kitchen ventilation"

Fixed bugs

  • Fixed a bug in the glass construction in roofs
  • Removed reference to a missing variable in plant
  • Using face area when reducing sizes of windows and skylights
  • Minor fixes in system 9 and 10
  • Minor fixes in the report and manual