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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

The Decibel Scale
Gives an approx of human perception of loudness. This is because the human ear has a logarithmic response to changes in sound level...more
Part L1A
Conservation of fuel and power IN NEW DWELLINGS

North_Wales - Ventilation Testing Equipment - 01745 255 012
The counties covered by this office are:
Gwynedd County, Isle of Anglesey, Flintshire, Wrexham County, Conwy County, Denbighshire, Conwy County, Gwynedd County,
Phone Number: 01745 255 012 Email: north-wales@e2consultants.co.uk
Our other services include:
Ventilation Testing Equipment can also be known as:
Part F Testing, Duct Testing, Part F Ventilation Testing, Part F Fan Testing, Air Flow Rate Testing, Part F Ventilation Certificate, Ventilation Commissioning Certificate,


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Company No. 06728970