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

Air Testing & Leakage
We have a checklist you can download for Air Leakage Testing. If you follow our air tightness checklist, this will improve your likelihood to achieve a pass!
Part L2A
Conservation of fuel and power in new buildings other than dwellings.

Our other services include:
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DEC can also be known as:
Display Energy Certificate,
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Company No. 06728970
In Area U
DEC in Uckfield, DEC in Uffington, DEC in Ullapool, DEC in Ulverston, DEC in Umberleigh, DEC in Uphampton, DEC in Upminster, DEC in Upper Edmonton, DEC in Upper Holloway, DEC in Upper Hulme, DEC in Uppingham, DEC in Upton Upon Severn, DEC in Urmston, DEC in Usk, DEC in Uttoxeter, DEC in Uxbridge,