3M E-A-Rfit 393-1100 Dual-Ear Validation System - 1 Kit

The 3M E-A-Rfit 393-1100 Dual-Ear Validation System is a professional-grade hearing protection fit-testing solution designed to measure the effectiveness of earplugs and earmuffs in real-world conditions with precision and reliability. Featuring advanced dual-ear testing technology, fast and accurate results, and seamless integration into hearing conservation programs, this hearing protection testing system helps employers verify proper PPE fit while supporting workplace safety compliance. By ensuring workers achieve optimal noise reduction, it reduces the risk of hearing loss, enhances productivity, and provides confidence in long-term hearing protection. This system is tested to and supports compliance with OSHA hearing conservation regulations and ANSI standards for occupational safety.