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Sound Absorption
The loss of sound energy when sound waves come into contact with an absorbent material such as ceilings, walls, floors and other objects...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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Ongar - BS4142 - 020 3390 0301
The office that covers this area is: London
Phone Number: 020 3390 0301 Email: ongar@e2consultants.co.uk
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For further BS4142 information for your area, be sure to check out Sound-Testing-London.co.uk.
Our other services include:
BS4142 can also be known as:
Commercial PPG24, Industrial Noise Survey, BS8233 Noise Assessment and Noise Survey, Commercial Noise Survey For Residential Development, Commercial Noise Impact Assessment, Environmental Noise Assessment, Sound Testing Environmental Noise, Commercial Industrial Noise Survey, Commercial Sound Testing Environmental Noise, Noise Impact Assessment, Commercial BS8233 Noise Assessment and Noise Survey, Commercial BS4142, Noise Survey For Residential Development, PPG24, Building and Room Acoustics, Commercial Environmental Noise Assessment, Commercial Building and Room Acoustics,


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