ASHRAE IC 170-2017-3

Interpretation IC 170-2017-3 to Standard 170-2017 — Ventilation of Health Care Facilities (ANSI/ASHRAE/ASHE Approved)
Amendment by ASHRAE, 2019

ASHRAE 135-2016 Errata (November 1, 2019)

Errata to Standard 135-2016 — BACnet-A Data Communication Protocol for Building Automation and Control Networks (ANSI Approved)
Amendment by ASHRAE, 2019