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
Air Pressure Testing is not just for new-builds, it can be used to find leakage areas in existing buildings, improve the air tightness and improve/stop drafts..more
Part L1A
Conservation of fuel and power IN NEW DWELLINGS

Our other services include:
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Part G Water Calculations can also be known as:
Water Usage Calculation, Water Calculations, Part G Water Calc, Part G Water Calculation, Part G,
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