London Air Quality & DIY Air Purifiers
How Clean Air Kits Help Londoners Breathe Easier
London's Air Quality Challenge
Respiratory Health Impact in London
Asthma & Air Quality Crisis
- 17% Surge in Asthma Admissions: Adult emergency asthma hospital admissions rose to 85 per 100,000 in England (41,367 total admissions in 2024)
- 5.4 Million People Affected: Currently receiving asthma treatment in the UK, with 1,200+ preventable deaths annually
- Outer London Hotspots: 24 of the 30 GP practices with highest asthma prevalence are in outer London boroughs
- Road Proximity Risk: 70% of high-asthma GP surgeries are within 1 mile of London's busiest roads (A40, A127, A41)
- Life Expectancy Impact: Air pollution reduces average London life expectancy by 7-8 months
PM2.5 Levels vs WHO Guidelines
*WHO 2021 Guidelines. London has improved but still exceeds safe levels.
How DIY Air Purifiers Help Londoners
Control Your Indoor Air
While outdoor pollution has improved 49% since 2016, indoor air can be 2-5x more polluted. Our HEPA-based DIY kits remove 99.97% of PM2.5 particles in your home.
Affordable Protection
With asthma hospital admissions costing the NHS millions, prevention is key. Build a high-performance purifier for 60-70% less than commercial units.
Proven Effectiveness
300-600 CFM CADR performance comparable to premium units. Energy Star 2025 certified components tested by Intertek.
Protect Your Family from London's Air Pollution
Build your own high-performance air purifier in under 30 minutes
Get Your DIY Kit with Promo Code →Official Data Sources & Citations
UK Government Air Quality Statistics
PM2.5 and NO₂ data from GOV.UK Air Quality Statistics (June 2025 update)
gov.uk/air-quality-statistics →Greater London Authority Report
Air Quality in London 2016-2024 comprehensive analysis (March 2024)
london.gov.uk/air-quality →Respiratory Disease Profile (GOV.UK)
Hospital admissions and asthma statistics (June 2025)
gov.uk/respiratory-disease →London Air Quality Network
Real-time monitoring from 150+ reference-grade stations (Imperial College London)
londonair.org.uk →WHO Air Quality Guidelines
2021 Global Air Quality Guidelines for PM2.5, NO₂, and other pollutants
who.int/air-quality →Asthma + Lung UK
Asthma prevalence and GP practice data across London boroughs
asthmaandlung.org.uk →Understanding WHO Air Quality Guidelines (2021)
| Pollutant | WHO Guideline (Annual) | London 2024 Status |
|---|---|---|
| PM2.5 | 5 µg/m³ | 7.2 µg/m³ (exceeds) |
| PM10 | 15 µg/m³ | Meeting target |
| NO₂ | 10 µg/m³ | Improving, approaching target |