The Miele Super Air Clean filter is designed for normal use and is made of multi-ply material which is electrostatically charged to retain dust particles.
It retains 99.95% of particles down to 0.5 of a micron and 94% of particles down to 0.3 of a micron.
This filter lasts as long as 5 dustbags and is included free of charge from Miele with each box of Miele certified dust bags.
Super Air Clean Filter that fits the following vacuums-
Miele S300 Series Mid Size Canister Vacuum
Miele S400 Series Full Size Canister Vacuum
Miele S500 Series Deluxe Mid Size Canister Vacuum
Miele S600 Series Deluxe Full Size Canister Vacuum