Mould & immunity
How damp buildings can affect your airways, why reactions differ, and why fixing moisture comes first.
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Free guides for a healthier home
Read the topics, then download the full illustrated guides.
Healthy home topics
Cleaner indoor air
Monitoring, filtration and filtered outdoor air: three complementary ways to reduce exposure at home.
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Mechanical ventilation ROI
Look beyond installation cost: clean-air benefits, running costs and the limits of a health-value calculation.
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Asthmagens
The difference between initiating asthma and triggering an attack — and what chemical exposure can mean.
Read about asthmagensGuides by service
Residential Moisture & Ventilation Audit
- Cleaner indoor air for chronic health conditions
- Mould & your immune system
Mechanical Ventilation Retrofits
- The return on investment of mechanical ventilation
Airtightness Testing
- Airtightness testing: measuring how leaky your home is
Home Draught Proofing
- Home draught proofing: stop paying to heat the outdoors
Heat Recovery Ventilation Install
- The return on investment of mechanical ventilation
Energy Efficiency Upgrades
- Energy efficiency upgrades: a fabric-first plan