Offices Nationwide
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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

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
Our other services include:
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C4SH can also be known as:
Code for Sustainable Homes, CSH, Sustainable Homes, Code for Sustainable Homes Daylight Calculation, Code Assessment,
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Company No. 06728970