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Good Hearing?
A typical person with good hearing can hear from about 20Hz to 20kHz (the audio bandwidth). A person's voice will usually range from 500Hz to 2kHz...more

Environmental Noise Levels
The max exposure time at 85 dBA is 8 hours, at 110 dBA it's just 1 min 29 seconds. If exposed, limit the time and wear hearing protection...more
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Chirk - BS4142 - 01978 633 079
The office that covers this area is: Wrexham
Phone Number: 01978 633 079 Email: chirk@e2consultants.co.uk
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For further BS4142 information for your area, be sure to check out Sound-Testing-Wrexham.co.uk.
Our other services include:
BS4142 can also be known as:
Commercial Building and Room Acoustics, Commercial Environmental Noise Assessment, Commercial Sound Testing Environmental Noise, Building and Room Acoustics, Commercial BS4142, Industrial Noise Survey, Commercial PPG24, Commercial Noise Survey For Residential Development, Environmental Noise Assessment, Noise Impact Assessment, Commercial BS8233 Noise Assessment and Noise Survey, Commercial Noise Impact Assessment, Sound Testing Environmental Noise, Commercial Industrial Noise Survey, BS8233 Noise Assessment and Noise Survey, Noise Survey For Residential Development, PPG24,


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