Complete a fit test in 2-3 minutes! Test in any environment with no consumables using our Controlled Negative Pressure (CNP) Technology. Within seconds of testing, the Quantifit can determine whether ...

First responders must wear respirators, and the OHD Quantifit accurately measures leaks to make sure the face-to-face piece seal is offering adequate protection for the user. When it comes to ...

In today’s world, a single fingerprint can be the difference between multiple deaths and a man locked away, safely away from the public. A Florida man has been charged with sending 14 homemade pipe ...

I cannot stress enough how important it is for all first responders to always wear respiratory protection on the fireground—even after the fire is out. The initial report comes in, an alarm goes off.

OHD is proud to work with local and national fire departments to assure safety in the areas of respiratory protection, alcohol test and hearing protection. The OHD Quantifit® is not only the fastest ...