Simple procedures estimate airflow through HVAC units, occupied spaces. Approximations of fresh outdoor air can be achieved using temperature and O2 monitors.
Burton
D J
DJ
IVE Inc., Bountiful, Utah, USA.
D000389:Air Conditioning / Q000295:instrumentation* / Q000379:methods*; D000392:Air Movements; D002245:Carbon Dioxide / Q000032:analysis; D006361:Heating / Q000295:instrumentation* / Q000379:methods*; D006801:Humans; D016272:Occupational Health; D010100:Oxygen / Q000032:analysis; D013696:Temperature
D002245:Carbon Dioxide; D010100:Oxygen