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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

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The loss of sound energy when sound waves come into contact with an absorbent material such as ceilings, walls, floors and other objects...more
Cheshire - Display Energy Certificates - 01244 424 017
The office that covers this area is: Manchester
The towns & cities that are covered within this county are:
Alderley Edge, Alsager, Altincham, Bollington, Cheadle, Chester, Congleton, Crewe, Dukinfield, Ellesmere Port, Frodsham, Handforth, Hazel Grove, Holmes Chapel, Hyde, Knutsford, Lymm, Macclesfield, Malpas, Middlewich, Nantwich, Neston, Northwich, Poynton, Prestbury, Runcorn, Sale, Sandbach, Stalybridge, Tarporley, Warrington, Weaverham, Widnes, Wilmslow, Winsford,
Phone Number: 01244 424 017 Email: cheshire@e2consultants.co.uk
Our other services include:
Display Energy Certificates can also be known as:
DEC, Display Energy Certificate,


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Company No. 06728970