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Disposable Hearing Protection
Pyramex Disposable Earplugs
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Pyramex Disposable Earplugs
- Soft, polyurethane foam materials
- Easy to wear due to tapered shape
- Noise reduction levels; 31 decibels
- Corded and Noncorded
- Individually packaged pairs
- NRR 31 - Meets ANSI S3.19-1974
| NRR 31 CSA A(L) | |
| Frequency HZ | 125 | 250 | 500 | 1000 | 2000 | 3150 | 4000 | 6300 | 8000 |
| Mean Value dB | 34.0 | 34.8 | 38.1 | 37.9 | 39.0 | 41.1 | 43.7 | 46.2 | 45.6 |
| Std. Deviation | 3.6 | 4.0 | 3.3 | 2.8 | 2.7 | 3.3 | 4.0 | 4.7 | 4.1 |
| ATTENUATION TESTED ACCORDING TO ANSI S.3.19-1974 |
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