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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
Our other services include:
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Part G Water Calcs can also be known as:
Part G Water Calculation, Part G, Water Usage Calculation, Part G Water Calc, Water Calculations,
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In Area Y
Water Calculation in Yarm, Water Calculation in Yarmouth, Water Calculation in Yat, Water Calculation in Yate, Water Calculation in Yateley, Water Calculation in Yatton, Water Calculation in Yaxley, Water Calculation in Yeadon, Water Calculation in Yelverton, Water Calculation in Yeovil, Water Calculation in York, Water Calculation in Yorkshire,