Demonstrate that it is not feasible to meet ASHRAE 62.1-2007 because of building design and construction. Also, demonstrate that at least 10 cfm per person of outdoor air is supplied under normal operating conditions. Projects able to demonstrate both of

Demonstrate that it is not feasible to meet ASHRAE 62.1-2007 because of building design and construction. Also, demonstrate that at least 10 cfm per person of outdoor air is supplied under normal operating conditions. Projects able to demonstrate both of these items can earn the prerequisite, even though they don’t provide optimal indoor air quality.