Pro Replacement Filter

Covid-19

0.1-0.5 microns

This virus spreads in small liquid particles that are carried through the air when an infected person breathes, talks or sneezes.

Pet dander

5-10 microns

The microscopic flecks of dead skin and hair that an animal sheds is known as dander and can trigger allergic reactions in some people. 

Mould spores

2-100 microns

Moulds rapidly spread by producing large numbers of microscopic spores that float on air currents and which can cause respiratory irritation.

Dust particles

2.5-10 microns

Dust contains a number of tiny particles which can cause irritation and allergic reactions, such as pollen, smoke, bacteria, ash and dead skin.

Bacteria

1-3 microns

These single-cell organisms can survive on non-living surfaces and can quickly multiply, sometimes causing serious infection and disease.