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Académie
HVAC
HVAC Excellence Professional Level Technician
Indoor Air Quality - Filtration, Humidity Control & Ventilation
Vérification des connaissances
Indoor Air Quality - Filtration, Humidity Control & Ventilation
Vérification des connaissances
Vérification des connaissances
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Indoor CO2 above 1,000 ppm is generally used as an indicator that:
A
Carbon monoxide from combustion equipment has reached dangerous levels requiring evacuation
B
The refrigeration system is leaking refrigerant into the occupied space
C
The building has adequate ventilation and occupancy loads are being met
D
Ventilation is inadequate for the current occupancy - outdoor air supply should be increased to dilute occupant-generated CO2
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