The Science of Air Quality in Your Van: What You’re Really Breathing

Air quality inside small spaces matters, and a campervan is about as small as it gets. From cooking fumes to off-gassing materials, the air inside your van can be more polluted than the air outside.

This post explores the chemistry of indoor air quality, common pollutants, and science-backed strategies to keep your mobile home healthy.

Common Indoor Air Pollutants in Vans

1. VOCs

Emitted from paints, varnishes, adhesives, cleaning products, and new furnishings.

2. Particulates (PM2.5 & PM10)

Produced by cooking, diesel heaters, dust, and outdoor pollution entering through vents.

3. Carbon Monoxide (CO)

A dangerous, odourless gas from incomplete combustion, especially from heaters, fridges, or camping stoves used indoors.

4. Humidity & Mould Spores

Moisture from breathing, cooking, and wet gear increases mould risk, affecting respiratory health.

Ventilation: The Most Important Factor

Scientific studies show that good ventilation drastically improves air quality. For vans, this means:

  • Roof vents (passive or powered)
  • Crack-open windows
  • Cross-breeze during cooking
  • Never running stoves without airflow

Filters and Purifiers

Portable HEPA filters can reduce particulates and allergens, while activated-carbon inserts help neutralise odours and VOCs.

Reduce Pollution at the Source

  • Cook outside when possible
  • Use low-VOC products
  • Avoid burning candles or incense
  • Maintain heaters and fuel systems

Final Thoughts

Clean air keeps you healthier, more energised, and more comfortable on the road. With the right science-driven strategies, your van can feel fresh no matter the weather or season.

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