Filter-Monster Replacement Filter Compatible with Austin Air® Allergy Machine (FR405)

This Filter-Monster HEPA filter package is designed to be a replacement in the Austin Air® Allergy Machine air purifiers. It includes the main HEPA filter and 2 pre-filters (one black for dark-colored machines and one white for light colored machines). It is recommended to replace once every five years, or more often depending on the environment. Dimensions: 14.5 H x 13.8 W x 13.8 D inches Compatible Models Austin Air® Allergy Machine Notice: Filter-Monster filters are manufactured to be replacements for these Austin Air® air purifiers. Filter-Monster-branded products are not associated with Austin Air®. The term is used solely for descriptive purposes.