White Large Pre-Filter - Austin Air Healthmate BB850AD Its motorized brush drives agitation

Its motorized brush drives agitation for stairs

This genuine SEBO Brush Cover

leaving the head to skim the surface

A new hose reseals the airway and returns the tools to full strength

helping to enclose and seal the bag area during operation

White Large Pre-Filter - Austin Air Healthmate BB850AD Its motorized brush drives agitationThis replacement white pre filter fits the Austin Air HealthMate air purifier. It serves as the first filtration stage, trapping larger dust and lint before air reaches the carbon and HEPA media deeper in the unit. Because it catches the coarsest debris, the pre filter saturates faster than the stages behind it, and a clogged one restricts airflow and pushes particles onto the main filter. Air delivery falls and the expensive media wears out sooner.