Offices Nationwide

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

Reverberation Time
The reverberation time of a room is defined as the time it takes for sound to decay by 60 dB after an abrupt termination...more
Thermal Bridging And Airtightness
Enhanced Construction Details

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DECs can also be known as:
DEC, Display Energy Certificate,
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In Area I
DEC in Ibstock, DEC in Ilchester, DEC in Ilford, DEC in Ilfracombe, DEC in Ilkeston, DEC in Ilkley, DEC in Ilminster, DEC in Immingham, DEC in Ince-in-Makerfield, DEC in Ingatestone, DEC in Ingleton, DEC in Inkberrow, DEC in Innerleithen, DEC in Insch, DEC in Inveraray, DEC in Invergordon, DEC in Inverkeithing, DEC in Inverness, DEC in Inverurie, DEC in Ipswich, DEC in Irchester, DEC in Ireland, DEC in Irlam, DEC in Irthlingborough, DEC in Irvine, DEC in Isle of Arran, DEC in Isle of Scilly, DEC in Isle of Skye, DEC in Isleworth, DEC in Islington, DEC in Iver, DEC in Ivybridge,