---
title: Fit Testing Procedures | UNI (Italy)
image: https://info.ohdusa.com/hubfs/18OHD_Italy-ISO-Website_v2_wr.png
---

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## UNI: Fit-Testing Procedures

Standards help create uniformity for workplace processes to keep your employees safe. Until recently, respiratory protection devices were neglected or even left out of standards. Because fit-testing procedures are being written as international standards, we realize the UNI may want to learn more the best method for fit-testing. At OHD, we issue OSHA and ISO-approved fit-testing procedures.

Below, you will find numerous ways of discovering more of how OHD's protocol for fit-testing is the safest solution when performing a fit test. We've created an analysis for your reading pleasure, pulled a copy of the ISO Fit-Testing Procedures and created a list of terms that will educate you on fit-testing best practices.

We encourage you to download our content and learn more about OHD's method for fit-testing.

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## The International Standard for Respiratory protective devices

### Click the button below to download a copy of the ISO Fit-Testing Procedures

Below, you'll find the first edition of the ISO Fit-testing procedures, as it appears from Part 3 of code 16975-3:2017(E). You'll learn about the fit-test procedures, interference concerns, how often to fit-test, advantages of **controlled negative pressure** and much more. Read about the benefits of performing a fit testing with ISO's standards for fit-testing.

 

[![Scarica le procedure ISO per il fit test](https://no-cache.hubspot.com/cta/default/2272172/0542788e-2804-475d-bc82-d0c44b19c208.png)](https://cta-redirect.hubspot.com/cta/redirect/2272172/0542788e-2804-475d-bc82-d0c44b19c208)

 

### Speak to an OHD Fit Test Specialist!