In July 2010, ANSI/ASHRAE/ASHE released Addendum “d” to Standard 170, which reduces the minimum design humidity for short-term patient care spaces from 30 percent to 20 percent. ASHE has published a number of other documents describing the background and rationale for this forward-thinking evolution to the Standard, but this brief article focuses on the design and operating implications that must be considered when implementing the expanded humidity range.
Read more in the Q4 edition of Inside ASHE magazine or download the article by clicking the DOWNLOAD link.