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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

Sound Privacy
Privacy describes the perceived sound reduction across a wall, a function of both sound insulation and background noise...more
Part L1A
Conservation of fuel and power IN NEW DWELLINGS

Our other services include:
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Code Assessment can also be known as:
Code for Sustainable Homes Daylight Calculation, Sustainable Homes, CSH, Code for Sustainable Homes, C4SH,
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