|ALL DEVICE TYPES||PERIODIC TEST||METHOD OF TESTING|
Pressure differential, air flow, and door opening force, in accordance with the criteria set forth in this section, shall be conducted annually. Pressure differentials, air flows, and door opening forces shall be measured at a minimum of three locations: a floor in the lower third of the building, a floor in the middle third, and one in the upper third.
Copies of test reports, certified by a registered, professional engineer, licensed in the state of Colorado, shall be filed with the fire department following the pressure differential, air flow, and door opening force testing each year thereafter. An accurate log of tests shall be maintained in the Command Center. Any defects, modification, or repair shall be recorded in the log.