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Environmental Noise Levels
The max exposure time at 85 dBA is 8 hours, at 110 dBA it's just 1 min 29 seconds. If exposed, limit the time and wear hearing protection...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
Hawarden - Duct Testing - 01978 633 079
The office that covers this area is: Wrexham
Phone Number: 01978 633 079 Email: hawarden@e2consultants.co.uk
Our other services include:
Duct Testing can also be known as:
Part F Fan Testing, Ventilation Commissioning Certificate, Part F Ventilation Testing, Part F Testing, Air Flow Rate Testing, Ventilation Testing Equipment, Part F Ventilation Certificate,


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Company No. 06728970