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How loud is too loud?
Noise above 85 dBA over time will cause hearing loss. In general, the louder the noise, the less time required before hearing loss...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

Bristol - SAP Conversion Ratings - 0117 212 0189
The office that covers this area is: Cardiff
Phone Number: 0117 212 0189 Email: bristol@e2consultants.co.uk
Our other services include:
SAP Conversion Ratings can also be known as:
SAP Conversion Rating, SAP Conversion Calculations, SAP Conversion Assessment,


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