This low attenuating metal detectable earplug is ideal for use in the food manufacturing industry or where contamination needs to be considered. The 3M E-A-R Tracer 20 earplug contains a non ferrous filter and has a fully metalised detectable cord in non-food blue, it is also moisture resistant, reusable and comes with a cord.
- Attenuation: SNR = 20 dB, H = 25 dB, M = 17 dB, L = 10 dB
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