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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

Point of Reference
10 dBA is the sound level of normal human breathing. To put it into perspective, thunder is a whopping 120 dBA...more
Part L1B
Conservation of fuel and power in Existing Dwellings

Sefton - Ventilation Commissioning Certificates - 0161 403 0129
The office that covers this area is: Manchester
Phone Number: 0161 403 0129 Email: sefton@e2consultants.co.uk
Our other services include:
Ventilation Commissioning Certificates can also be known as:
Part F Ventilation Certificate, Part F Fan Testing, Part F Ventilation Testing, Ventilation Commissioning Certificate, Ventilation Testing Equipment, Part F Testing, Duct Testing, Air Flow Rate Testing,


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