Artificial intelligence (AI) policy: ASHRAE prohibits the entry of content from any ASHRAE publication or related ASHRAE intellectual property (IP) into any AI tool, including but not limited to ChatGPT. Additionally, creating derivative works of ASHRAE IP using AI is also prohibited without express written permission from ASHRAE.
NOTE: All documents linked from this page are in PDF-format. Interpretation 145.2-2011-1 – June 29, 2014 (Refers to the requirements in ANSI/ASHRAE Standard 145.2-2011, Sections 4.3.2 and 4.3.8, regarding duct size.)