DavidElfstrom, New ASHRAE 62.1-2022
#ventilation addendum adds density correction (PDF: https://ashrae.org/file%20library/technical%20resources/standards%20and%20guidelines/standards%20errata/standards/62_1_2022_k_20240422.pdf) Most locations will increase.
Calgary #YYC at 1045 m will need 15% more outdoor air than before. Denver CO, 20% more.
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