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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

Air Testing & Leakage
We can offer additional services at discounted rates along side our tests! These are Sound Testing and Part F. Ask our Consultants for more
Part L1B
Conservation of fuel and power in Existing Dwellings

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


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