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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

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
Part L2A
Conservation of fuel and power in new buildings other than dwellings.

Our other services include:
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Commercial Energy Audit can also be known as:
Thermal, Commercial Thermal Imaging, Thermography, Commercial Thermography Survey, Commercial Thermal Imaging Inspection, Commercial Thermal Imaging Survey, Thermal Imaging, Energy Audit, Commercial Code Air Infiltration Survey, Code Air Infiltration Survey, Thermography Survey, Building Thermal Imaging Survey, Heat Loss Survey, Commercial Building Thermal Imaging Survey, Commercial Thermography, Thermal Imaging Survey, Commercial Thermal, Commercial Heat Loss Survey,
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