Airtight construction. Material is firmly glued to the frame. Particles cannot pass between material and frame.
Hygienic and damage-resistant synthetic filtering material.
Filtering efficiency F7 filter:
Coarse particles: >99% (dust, pollens)
PM10 particles: >93% (mold spores, pet dander)
PM2.5 particles: >80% (combustion particles)
PM1 particles: >70% (smog particles, virus cariers)
Filtering efficiency G4 filter:
Coarse particles: >75% (dust, pollens)
PM10 particles: <50% (mold spores, pet dander)
PM2.5 particles: –
PM1 particles: –
Package Included:
1 X G4 Filter
1 X F7 Filter