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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
Good Hearing?
A typical person with good hearing can hear from about 20Hz to 20kHz (the audio bandwidth). A person's voice will usually range from 500Hz to 2kHz...more
This guide has been used to check that non-standard constructions / as builts meet the regulations.
Our other services include:
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Water Calculation can also be known as:
Part G Water Calculation, Part G, Water Calculations, Part G Water Calc, Water Usage Calculation,
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