- Poor ventilation systems or unfiltered air coming in through open windows and doors
- Chemical emissions from building materials
- Furniture, electronics and office appliances off-gasing
- Cleaning products, air fresheners, combustion particles from heating
The smallest of particulates (PM1) can sometimes get through the standard filters used in air ventilation systems and are the most damaging and likely to cause the most serious problems.
Camfil has over 50 years' experience and its range of air filters and standalone air purifiers/air cleaners include options for office and industrial spaces, as well as specialist solutions for the healthcare sector.