The continuous duty high volume air samplers in the latest instrument in Tisch Environmentalist catalog of high volume air samplers.  Utilizing a robust regenerative blower motor, this system is designed for continuous operation with zero motor maintenance for several years.  The volumetric flow controller is paired with a PLUS technology flow recorder to provide accurate and instantaneous flow rate circulations.  The system also contains and internal data log for recording ambient temperature, barometric pressure, and flow rate.  The system will also calculate the average, minimum and maximum flow rate, temperature and barometric pressure.  The data can be saved onto a standard USB flash drive and viewed using Google sheets or Microsoft excel.