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How loud is too loud?
Noise above 85 dBA over time will cause hearing loss. In general, the louder the noise, the less time required before hearing loss...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 E
Resistance of the Passage of Sound

Amersham - Air Flow Rate Testing - 01908 900 138
The office that covers this area is: Milton Keynes
Phone Number: 01908 900 138 Email: amersham@e2consultants.co.uk
Our other services include:
Air Flow Rate Testing can also be known as:
Ventilation Commissioning Certificate, Duct Testing, Part F Testing, Part F Ventilation Testing, Part F Ventilation Certificate, Part F Fan Testing, Ventilation Testing Equipment,


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Company No. 06728970