ASHRAE 189.1-2020 Addenda bo

Addenda bo to Standard 189.1-2020 — Standard for the Design of High-Performance Green Buildings (ANSI Approved; USGBC and IES Co-sponsored)
Amendment by ASHRAE, 2020

ASHRAE 90.2-2018 Addendum a

Addendum a to Standard 90.2-2018 — Energy-Efficient Design of Low-Rise Residential Buildings (ANSI Approved)
Amendment by ASHRAE, 2021

ASHRAE 90.1-2019 Addenda d

Addenda d to Standard 90.1-2019 — Energy Standard for Buildings Except Low-Rise Residential Buildings (ANSI Approved; IES Co-sponsored)
Amendment by ASHRAE, 2020