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Sound Intensity
Sound intensity's measured in Decibels (dB). An logarithmic scale where an increase of 10 dB gives an apparent doubling of loudness...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 L1B
Conservation of fuel and power in Existing Dwellings
For work carried out on existing buildings other than dwellings including alterations and extensions.
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In Area D
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