Breathe Easy with OHD

When it comes to fit testing, OHD has you covered. As the world’s only manufacturer offering both OSHA and ISO-recognized quantitative fit testing technologies, we lead the industry in precision and reliability. Our QuantiFit2, powered by Controlled Negative Pressure technology, delivers the fastest and most accurate fit tests for elastomeric respirators. And coming in Q4, our latest innovation, AeroFit, introduces Condensation Nuclei Counting technology, making it easier than ever to fit test both elastomeric and N95 respirators.

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AeroFit

  • Technology: Condensation Nuclei Counting
  • Best Fit Testing Application: AeroFit is ideal for fit testing disposable respirators. It also tests elastomeric respirators.
  • Automated Daily Verification: AeroFit has a built in zero port and allows you to pair daily verification with your respirator type.
  • Preloaded Respirator Lists: Easily pair respirators with the appropriate fit testing protocol.
  • Built-in Interactive Screen: AeroFit offers step-by-step animations and written instructions, guiding test subjects through the process. No tablet required.
  • Rapid and Efficient Testing: AeroFit supports OSHA, ISO, and HSE fit testing protocols, including the OSHA Fast Fit Protocol, allowing you to fit test in 2.5 minutes.

QuantiFit2

  • Technology: Controlled Negative Pressure (patented technology from OHD)
  • Best Fit Testing Application: The QuantiFit2is the best device for testing elastomeric respirators.
  • Test in Any Environment: Test in any environment – indoors or outdoors – without consumables.
  • Preloaded Respirator Lists: Easily pair respirators with the appropriate fit testing protocol.
  • Built-in Interactive Screen: The QuantiFit2 offers step-by-step animations and written instructions, guiding test subjects through the process. No tablet required.
  • Rapid and Efficient Testing: The QuantiFit2 offers the fastest fit test in under 2 minutes and supports OSHA, ISO, and HSE fit testing protocols.

Both devices are proudly manufactured in the USA.