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Hearing Protection Optimization (Fit-Test)

The Fit-Test: Essential for Truly Effective Hearing Protection!

Hearing protection is crucial for workers exposed to noise. However, it must be properly fitted to the work environment and worn correctly to be effective. Studies show that more than 40% of workers do not wear their protectors optimally.1

The purpose of fit testing is to measure the actual noise attenuation provided by the hearing protection in order to determine whether it is truly effective. Laboratory data listed on packaging often does not reflect the real-world performance of protectors in the field. Results can vary depending on factors such as the shape of each worker's ear canal and their insertion techniques.

Standards EN 458:2016 and Z94.2-14 recommend conducting fit testing on a regular basis—at least once every two years.

1. Étude Murphy & al. 2016

Our Approach:

  • Evaluation of the actual effectiveness of the hearing protection used by each targeted worker;
  • Testing of different protectors to compare comfort and effectiveness;
  • Demonstrations of proper fitting to raise awareness among employees of the importance of an optimal adjustment;
  • Recommendations on proper use and maintenance of hearing protection.

Mobile clinic

Bringing Audiology Directly to the Workplace

Optimize your team's hearing health without interrupting operations thanks to our fully equipped, state-of-the-art mobile unit. Designed to meet the needs of businesses efficiently, it allows multiple services to be delivered directly on-site while ensuring comfort, efficiency, and reliability.


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For more information about our services for industries, please refer to our industrial brochure.