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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

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 E
Resistance of the Passage of Sound

Dolgellau - On Construction EPC - 01407 320 107
The office that covers this area is: Anglesey
Phone Number: 01407 320 107 Email: dolgellau@e2consultants.co.uk
Our other services include:
On Construction EPC can also be known as:
New Build Domestic EPC, Domestic On Construction EPC, Predicted Energy Assessment, New Build On Construction Domestic EPC, New Build On Construction EPC, PEA, New Build EPC,


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