ASHRAE IC 90.1-2019 Addenda bw

Addenda bw to Standard 90.1-2019 — Energy Standard for Buildings Except Low-Rise Residential Buildings (ANSI Approved; IES Co-sponsored)
Amendment by ASHRAE, 2022

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