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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

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
Part L1A
Conservation of fuel and power IN NEW DWELLINGS

Our other services include:
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Ventilation Commissioning Certificates can also be known as:
Air Flow Rate Testing, Part F Fan Testing, Ventilation Testing Equipment, Part F Ventilation Testing, Part F Testing, Duct Testing, Part F Ventilation Certificate, Ventilation Commissioning Certificate,
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Company No. 06728970
In County W
Ventilation Testing & Compliance in Warwickshire, Ventilation Testing & Compliance in West Lothian, Ventilation Testing & Compliance in West Midlands, Ventilation Testing & Compliance in West Sussex, Ventilation Testing & Compliance in West Yorkshire, Ventilation Testing & Compliance in Wiltshire, Ventilation Testing & Compliance in Worcestershire, Ventilation Testing & Compliance in Wrexham County,