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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 Insulation
Two parameters describe sound insulation; Dw and Rw. Dw is the insulation between rooms. Rw is the lab-tested insulation of a wall/floor...more
Part L1A
Conservation of fuel and power IN NEW DWELLINGS

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Code for Sustainable Homes Daylight Calculation can also be known as:
C4SH, Sustainable Homes, Code Assessment, Code for Sustainable Homes, CSH,
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C4SH - Code For Sustainable Homes in Banffshire, C4SH - Code For Sustainable Homes in Bedfordshire, C4SH - Code For Sustainable Homes in Berkshire, C4SH - Code For Sustainable Homes in Borders, C4SH - Code For Sustainable Homes in Buckinghamshire,