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Sound Transmissions
Paths can be interrupted by insulation and blocking air paths. A material's insulation is governed by mass, stiffening and damping...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
Part L1B
Conservation of fuel and power in Existing Dwellings

Our other services include:
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Duct Testing can also be known as:
Part F Ventilation Certificate, Part F Testing, Part F Fan Testing, Ventilation Commissioning Certificate, Part F Ventilation Testing, Ventilation Testing Equipment, Air Flow Rate Testing,
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