subscription test product UAF

subscription test product UAF

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Description

The Urban Air Filter 2.0 provides superior protection against harmful particles in the air. The multi-layer filter technology is tested in world-class Swedish laboratory (RISE) with results showing 98% filtering efficiency against particles down to 0.3μm in size. The filter is available in 4 sizes and each filter pack contains 3 replaceable filters.

filtration down to 0.3 um

Grey circle indicates the size of human hair

Beach sand

50-180 μm

White blood cell

25 μm

Pollen

15 μm

Dust particle (PM 10)

< 10 μm

Red blood cell

> 10 μm

Respiratory droplets

5-10 μm

Dust particle (PM 2.5)

7-8 μm

Bacterium

1–3 μm

Wildfire smoke

0.4–0.7 μm

Virus

0.3–0.5 μm