ASHRAE has released the 2013 version of its indoor air quality standard, which according to the association, contains several revisions that will help users better meet its requirements. ANSI/ASHRAE Standard 62.1-2013, Ventilation for Acceptable Indoor Air Quality, sets minimum ventilation rates and other requirements for commercial and institutional buildings.
The 2013 standard combines the 2010 standard and 10 published addenda to that edition, providing a consolidated standard. Specific information on the contents of each addendum and approval dates for each addendum are included in Informative Appendix J at the end of the standard.