It should be changed once every three months, or every four bags. The exhaust filter, which could be either the Miele Active AirClean SF-AA50 Filter or the Miele HEPA AirClean SF-HA50 Filter, should be changed once every 50 hours of use.
How often do you have to change Miele vacuum bags?
It should be changed once every three months, or every four bags.
How do you change a vacuum bag?
https://www.youtube.com/watch?v=JMVLDggdKsk
How often do you change Miele vacuum bags?
It should be changed once every three months, or every four bags.