Historical
APTA-RT-RP-VIM-004-02
Recommended Practice for Heating, Ventilation, and Air Conditioning Periodic Inspection and Maintenance
Heating, Ventilation and Air Conditioning (HVAC) are essential for passenger comfort, and sometimes health, in some North American climates. This recommended practice for inspection of air comfort systems is for all transit systems that consider properly functioning HVAC systems a pre-requisite for revenue service.
American Public Transportation Association [apta]