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 L1A
Conservation of fuel and power IN NEW DWELLINGS

Our other services include:
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Code Assessments can also be known as:
C4SH, Sustainable Homes, Code Assessment, Code for Sustainable Homes Daylight Calculation, Code for Sustainable Homes, CSH,
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