ASHRAE 15-2019 Addendum q

Addendum q to Standard 15-2019 — Safety Standard for Refrigeration Systems and Designation and Classification of Refrigerants (ANSI Approved)
Amendment by ASHRAE, 2022

ASHRAE IC 170-2017-13

Interpretation IC 170-2017-13 to Standard 170-2017 — Ventilation of Health Care Facilities (ANSI/ASHRAE/ASHE Approved)
Amendment by ASHRAE, 2022