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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 L2B
Conservation of fuel and power

Penygroes - Commercial Energy Audit - 01978 633 079
The office that covers this area is: Wrexham
Phone Number: 01978 633 079 Email: penygroes@e2consultants.co.uk
Our other services include:
Commercial Energy Audit can also be known as:
Commercial Code Air Infiltration Survey, Thermal Imaging Survey, Commercial Thermal Imaging, Heat Loss Survey, Commercial Thermography Survey, Commercial Building Thermal Imaging Survey, Thermography, Commercial Thermal Imaging Survey, Commercial Heat Loss Survey, Commercial Thermal, Code Air Infiltration Survey, Thermography Survey, Energy Audit, Commercial Thermography, Commercial Thermal Imaging Inspection, Thermal Imaging, Thermal, Building Thermal Imaging Survey,


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