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Attenuation Data
Basics Supamuff Ear Muffs Multi Position Headband Attenuation Data When Worn in Over Head Position
| Frequency Hz | Mean Attenuation (dB) | Standard Deviation (dB) | Assumed Protection (dB) |
|---|---|---|---|
| 63 | 14.0 | 5.0 | 9.0 |
| 125 | 13.1 | 3.6 | 9.5 |
| 250 | 11.9 | 2.4 | 9.5 |
| 500 | 18.6 | 2.7 | 15.9 |
| 1000 | 29.0 | 3.0 | 26.0 |
| 2000 | 29.7 | 3.2 | 26.5 |
| 4000 | 37.1 | 4.0 | 33.1 |
| 8000 | 31.9 | 6.3 | 25.6 |
| H - 28dB, M - 19dB, L - 13dB, SNR - 23dB | |||
Stocked item, normally delivered in 2 days.
Standard delivery on this item is free.
Next working day and next working day pre 10:00 am delivery are both available for orders of this item placed before 15:00. However please note that for deliveries to Northern Ireland next working day pre 10:00 am is not available and orders for next day delivery need to be placed by 12:00 noon. Please note there are additional charges for these delivery options.
Returns of faulty items are free of charge, no fault returns may be subject to a handling charge. Please see the Arco Standard Returns Policy.
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