VEVA Premium Carbon Activated Pre Filter 6 Pack compatible with Air Purifier Models AC4100 and Filter E FLT4100<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Capture more dust and articles than ever before with specially made filters， made thicker and more absorbent than original manufacturer's filters</li><li>Boost the life of your HEPA filter: Our carbon pre-filters greatly reduce the amount of dust and particles getting into your main filter</li><li>Compatible with Air Purifier Models AC4100 and Filter FLT4100 Size E</li><li>Make your home odor free: Ade from premium quality activated carbon to help remove odor， smells and smoke</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51Nc176f8FL.jpg" noproxy>