The ANSI/ASHRAE/IES 90.1 Lighting Subcommittee has revised the structure for determining recommended lighting power density levels, for the first time aligning with the IES Handbook and Recommended Practices.
The resulting recommendations were proposed as Addendum BB to the 90.1 standard and are now available for comment during a public review period that ends September 17, 2018.
Click here to review and comment.
