This easy-to-replace standard pre-filter (F400) for the Austin Air series removes particles easily seen by the naked eye: dust, hair and pet dander. The pre-filter is placed outside of the HEPA filter to protect the unit and extend the life of the main filter. These specialized filters offer unparalleled performance. Available in black (for dark machines) and white (for light machines). Compatible with all standard size Austin Air Systems air purifiers.

Austin Air Purifiers are recommended for not only those with chemical sensitivities, allergies and asthma, but children and adults alike who want a better quality of living and breathing.

• Compatible with: HealthMate, HealthMate Plus, Allergy Machine, Bedroom Machine and Pet Machine
• Extends the life of the main HEPA filter
• Available in either black or white finish to blend in with your air purifier machine
• Vacuumable from outside of the purifier
• Removes dust, hair and pet dander from the air
• Compatible with all standard size Austin Air Systems air purifiers
• Fits filters with overall dimensions: 23" H x 14.5" W