Head protectors are essential for site workers and the safety requirements of workers needing protection from falling objects or striking against fixed obstacles. Hearing protectors create a physical noise reducing barrier to avoid damage to the sensitive and fragile parts of the inner ear.
SNR (Single Number Rating) = The number of decibels reduced by the product
|Sound Attenuation (dB)||--||30.3||32.1||34.7||35.1||36.8||43.0||45.8|
|Standard Deviation (dB)||--||8.2||6.9||6.8||5.2||6.1||3.8||3.0|
|Assumed Protection Value (dB)||--||22.1||25.2||27.9||29.9||30.7||39.2||42.8|