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The Decibel Scale
Gives an approx of human perception of loudness. This is because the human ear has a logarithmic response to changes in sound level...more

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
Part L1A
Conservation of fuel and power IN NEW DWELLINGS

Langley Mill - Part G - 0114 368 0192
The office that covers this area is: Sheffield
Phone Number: 0114 368 0192 Email: langley-mill@e2consultants.co.uk
Our other services include:
Part G can also be known as:
Water Usage Calculation, Water Calculations, Part G Water Calc, Part G Water Calculation,


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