ASHRAE 170-2021 Addenda c

Addenda c to Standard 170-2021 — Ventilation of Health Care Facilities (ANSI Approved; ASHE Co-sponsored)
Amendment by ASHRAE, 2021

ASHRAE IC 62.1-2013-7

Interpretation IC 62.1-2013-6 to Standard 62.1-2013 — Ventilation for Acceptable Indoor Air Quality
Amendment by ASHRAE, 2021