Packs of 2 Disposable Filters to fit our Adults Washable Masks
- 5-layer activated carbon PM2.5 disposable filters
- When worn with our 3 layer Washable Adults Masks you will have an 8 layer system.
- The WHO latest guidelines recommend 3 layers.
- These filters are disposable and cannot be washed.
- The filter can be used for around 24-48 hours continuously, or around 1-2 weeks of occasional use.
The 2.5 in PM2.5 refers to the size of the pollutant in micrometres. Particles in this category are so small that they can only be seen with a microscope. The layered material and technology used in our masks make them an effective means of filtering PM2.5.
Particle Filtration Efficiency >98%
Breathing resistance <2 mbar
Bacterial Filtration Efficiency >99%
Viral Filtration Efficiency >99%