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Sound Absorption
The loss of sound energy when sound waves come into contact with an absorbent material such as ceilings, walls, floors and other objects...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

Washington - C4SH - 0191 633 0103
The office that covers this area is: Newcastle
Phone Number: 0191 633 0103 Email: washington@e2consultants.co.uk
Our other services include:
C4SH can also be known as:
Code for Sustainable Homes Daylight Calculation, Code Assessment, Code for Sustainable Homes, CSH, Sustainable Homes,


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