Pre-Filter 4-Pack Compatible with Pure Enrichment PureZone Air Purifier, Extends Main Filter Life

A Smart Way To Reduce Air Purifier Running Costs - The pre-filter is the first line of defense against dust and debris from clogging the main filter. With our replacement pre-filters you can extend the life of the more expensive main filter and reduce the cost of running your air purifier. Other brands dont offer pre-filters separately for Pure Enrichment PureZone air purifier | Perfectly Fits Your Purifier, Installs Fast: These are specially cut and designed to fit Pure Enrichment PureZone air purifier (this is the air purifier with 3-in-1 filter). This pre filter attaches to the velcro strips in the main filter, just like the original pre-filter. No measuring and cutting needed | Maintain Optimal Performance Of Your Air Purifier - A clogged pre-filter will seriously hinder the performance of your air purifier. With Welham Green Pre-Filter 4-Pack Compatible with Pure Enrichment PureZone Air Purifier you will keep your unit operating at maximum efficiency so your home stays fresh and welcoming | What You Get: 4 highest quality aftermarket pre-filters made of nonwoven cotton. Our filters are designed to meet or exceed OEM quality and performance. Pre-filter dimensions: 8.5 x 8.9 x 0.07 | Please Note: This filter set does not include the main filter