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Sound Levels
Decibels (dB) are most commonly used as a measure of sound level, but they are also used in electronics, signals and communications...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 L1B
Conservation of fuel and power in Existing Dwellings

Clay Cross - Ventilation Commissioning Certificate - 0114 368 0192
The office that covers this area is: Sheffield
Phone Number: 0114 368 0192 Email: clay-cross@e2consultants.co.uk
Our other services include:
Ventilation Commissioning Certificate can also be known as:
Part F Fan Testing, Air Flow Rate Testing, Duct Testing, Part F Ventilation Testing, Part F Testing, Part F Ventilation Certificate, Ventilation Testing Equipment,


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Company No. 06728970