ASHRAE IC 90.1-2019 Addenda ae

Addenda ae to Standard 90.1-2019 — Energy Standard for Buildings Except Low-Rise Residential Buildings (ANSI Approved; IES Co-sponsored)
Amendment by ASHRAE, 2021

ASHRAE 15-2019 Addendum e

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

ASHRAE 103-2022

Standard 103-2022 — Method of Testing for Annual Fuel Utilization Efficiency of Residential Central Furnaces and Boilers (ANSI Approved)
standard by ASHRAE, 2022