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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

Point of Reference
10 dBA is the sound level of normal human breathing. To put it into perspective, thunder is a whopping 120 dBA...more
Part E
Resistance of the Passage of Sound

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Redland - BS4142 - 029 2193 0147
The office that covers this area is: Cardiff
Phone Number: 029 2193 0147 Email: redland@e2consultants.co.uk
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For further BS4142 information for your area, be sure to check out Sound-Testing-Cardiff.co.uk.
Our other services include:
BS4142 can also be known as:
Industrial Noise Survey, Building and Room Acoustics, PPG24, Noise Survey For Residential Development, Commercial BS4142, Commercial PPG24, Commercial Noise Survey For Residential Development, BS8233 Noise Assessment and Noise Survey, Commercial BS8233 Noise Assessment and Noise Survey, Noise Impact Assessment, Sound Testing Environmental Noise, Commercial Industrial Noise Survey, Commercial Noise Impact Assessment, Commercial Building and Room Acoustics, Commercial Environmental Noise Assessment, Environmental Noise Assessment, Commercial Sound Testing Environmental Noise,


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