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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 Absorption
The loss of sound energy when sound waves come into contact with an absorbent material such as ceilings, walls, floors and other objects...more
Part L1B
Conservation of fuel and power in Existing Dwellings

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Water Calculations can also be known as:
Part G Water Calculation, Water Usage Calculation, Part G, Part G Water Calc,
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