Sonis® 3 Helmet Mounted Ear Defender SNR 36.
The Sonis® range of ear defenders have been designed by the JSP R&D team. Working with a leading UK acoustic engineering research facility they have developed an ear defender range that peaks at an unbeaten 37 SNR.
SNR 36. High attenuation large cup 112-117dB.
Suitable for; Extreme industrial noise, Aircraft, Quarrying, Paper mills, Heavy engineering.
Hygienic with colour coding for easy selection.
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