**Offices Nationwide **

The Decibel Scale

Gives an approx of human perception of loudness. This is because the human ear has a logarithmic response to changes in sound level...more

How loud is too loud?

Noise above 85 dBA over time will cause hearing loss. In general, the louder the noise, the less time required before hearing loss...more

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Company No. 06728970

In Area H

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