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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

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
Welwyn Garden City - Commercial BS4142 - 020 3390 0301
The office that covers this area is: London
Phone Number: 020 3390 0301 Email: welwyn-garden-city@e2consultants.co.uk
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For further Commercial BS4142 information for your area, be sure to check out Sound-Testing-London.co.uk.
Our other services include:
Commercial BS4142 can also be known as:
Commercial Sound Testing Environmental Noise, Building and Room Acoustics, Noise Impact Assessment, Noise Survey For Residential Development, Environmental Noise Assessment, PPG24, Commercial Environmental Noise Assessment, Commercial Noise Survey For Residential Development, Sound Testing Environmental Noise, Commercial Industrial Noise Survey, Industrial Noise Survey, Commercial Building and Room Acoustics, BS4142, BS8233 Noise Assessment and Noise Survey, Commercial BS8233 Noise Assessment and Noise Survey, Commercial PPG24, Commercial Noise Impact Assessment,


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