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
Offering practical advice on how to achieve a reasonable level of air tightness in dwellings.
Copyright 2026 E2 Specialist Consultants Limited
Company No. 06728970
In Area R
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