Sick Building Syndrome Investigation

    Sick Building Syndrome Investigation

    Trusted since 1999 · Proven delivery partner

    Last reviewed:

    Sick Building Syndrome describes a pattern of health complaints — headaches, fatigue, respiratory irritation, difficulty concentrating — linked to time spent in a particular building. Green Air Monitoring delivers systematic SBS investigations that identify the environmental causes and provide a clear path to resolution.

    SBS Symptoms & Indicators

    SBS is characterised by symptoms that improve when occupants leave the building and worsen when they return. Common complaints include:

    • Headaches and difficulty concentrating
    • Eye, nose, and throat irritation
    • Fatigue and lethargy
    • Dry or itchy skin
    • Respiratory symptoms — coughing, wheezing
    • Symptoms affecting multiple occupants in the same area

    Our Investigation Approach

    SBS investigations require a multi-parameter approach because symptoms are rarely caused by a single factor. We assess ventilation adequacy (CO₂), pollutant levels (VOCs, formaldehyde, particulates), thermal comfort, humidity, microbial contamination, and HVAC system performance — building a complete picture of the indoor environment.

    Diagnosis & Resolution

    Results are synthesised into a diagnostic report identifying the most likely causes, ranked by probability and impact. Remediation recommendations are prioritised by cost-effectiveness and expected occupant benefit, with follow-up monitoring available to verify improvement.

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    Frequently Asked Questions

    A typical SBS investigation involves 1–2 days of on-site assessment plus laboratory analysis. Continuous monitoring may extend over 1–2 weeks to capture occupancy-driven patterns. Reports are issued within 10 working days.

    SBS is typically caused by a combination of inadequate ventilation, elevated indoor pollutants (VOCs, particulates), poor thermal comfort, and sometimes microbial contamination. The investigation identifies which factors are contributing in your specific building.

    Need Indoor Air Quality Testing?

    Get a no-obligation quote. We provide IAQ testing, ventilation assessment and environmental monitoring across London and the South East.

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