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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
Sound Transmissions
Paths can be interrupted by insulation and blocking air paths. A material's insulation is governed by mass, stiffening and damping...more
Part L2B
Conservation of fuel and power
Applies to existing buildings other than dwellings including alterations, conversions and extensions.
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