Holmes APF4 Purifier Carbon Pre-Filter-Quality Guarantee

Description

The Holmes APF4 is the correct replacement for the following air purifiers:

Holmes HAP290 Air Purifier

Holmes HAP475 Air Purifier

The Holmes APF4 Purifier Carbon Pre-Filter removes contaminants and large particles from the air for better breathing. Also known as part number APF4, this foam carbon pre-filter helps to extend the life of the HEPA carbon filter.

The Holmes APF4 Carbon Pre-Filter Replacement