【Pack】--Pack includes 4×True HEPA Filters + 4×Activated Carbon Pre-Filters, bringing you surprises.
The H13 True HEPA Filter efficiently removes 99.97% of 0.3 micron particles, providing clean air for you and your family to breathe and sleep better.
【Activated Carbon Pre-Filter】--High efficiency activated carbon pre-filter can reduce odors such as pet odors, cooking and smoke from smokers.
【Buy With Confidence】If you have any questions about the filter, please contact us and we will help you solve the problem as soon as possible.
【Compatible with】--Compatible with Winix C545 Purifier, part number 1712-0096-00 and 2522-0058-00, Winix Filter S.(Please check your purifier model before making an order)