Whirlpool Large Tower Pre-Filter 4-Pack: 817500
This charcoal pre-filter pre-cleans the air by filtering out larger particles. This extends the life of your HEPA filter and helps reduce odors. The pre-filter lasts three months, and each pack contains four filters which is a full year’s supply..
Originally posted 2015-11-03 10:12:17. Republished by Blog Post Promoter