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Reverberation Time
The reverberation time of a room is defined as the time it takes for sound to decay by 60 dB after an abrupt termination...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 L1B
Conservation of fuel and power in Existing Dwellings

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C4SH can also be known as:
CSH, Sustainable Homes, Code for Sustainable Homes Daylight Calculation, Code Assessment, Code for Sustainable Homes,
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