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Multizone Airflow Modeling Use Case Description

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Current ventilation requirements<br />

Codes and standards predominantly reference<br />

subjective comfort – e.g., ASHRAE Standard 62.1:<br />

Acceptable Indoor Air Quality: air in which there are<br />

no known contaminants at harmful concentrations as<br />

determined by cognizant authorities and with which a<br />

substantial majority (80% or more) of the people<br />

exposed do not express dissatisfaction.<br />

New information on influence of IEQ variables has<br />

made little penetration into practice – e.g., LEED credit<br />

for ASHRAE 62.1 + 30%

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