Qualitative Fit Testing Device Make an Appointment Ask a Question Refer Patient With the enforcement of annual respirator fit testing for occupational exposure to tuberculosis, there are a large number of employees now requiring annual fit testing and training. National Jewish Health offers a more efficient and cost effective method of fit testing. Cost Effective Solutions for Fit Testing National Jewish Health has developed the Qualitative Fit Test Device (QFTD), a unique fit testing device that allows up to 8 people to be fit tested simultaneously - compared to the traditional method of testing one person at a time. In addition, the QFTD reduces the stress of the respirator fit technician's arm by eliminating the manual squeeze bulb. This device was approved by OSHA in May of 2000 and by California OSHA in November of 2000. By using this device, qualitative fit tests can be completed for more than 440 people in one day! To learn more about our service, please call 303.398.1539.