Tag Archives: ASHRAE 90.1-2019
ASHRAE’s Revised Standard 90.1 Features Upgraded U-Factors for Building Envelopes

ASHRAE has released an expanded and revised version of the ANSI/ASHRAE/IES Standard 90.1-2019, Energy Efficiency Standard for Buildings Except Low-Rise Residential Buildings, which includes more than 100 changes, including some pertaining to building facades and energy-saving measures. Significant changes include: … Continue reading