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The Filter Bros Hand-Crafted Living Advanced Filter, Size 21, is compatible with Winix 115115 HEPA air filter purifiers. It is also a replacement set that is compatible with the Winix Plasmawave Series Machines: 6300, P300, 5000, 5000b, 5300, 5500, 5500-2, 5300-2, 6300-2, 9000, 9500, AM90, and C535.

The Filter Bros HEPA-like filters use closely woven fibers to trap particulates as small as 0.3 microns, ensuring pure and fresh air in your home. Using the Filter Bros 115115 Plasmawave air purifier replacement part, size 21 A, will maintain the air purifier's performance.

Please note that for the 5500-2 model, you should use the included charcoal and HEPA filters, and do not use the washable charcoal filter that came with the machine. For the 9500 model, insert the filter directly into the machine, and do not use the machine's cage.

The Genuine Filter Bros 115115 Size 21 Filter 'A' is a full 1-year replacement set that is fully compatible with Winix Plasmawave series machines: 6300, P300, 5000, 5000b, 5300, 5500, 5500-2, 5300-2, 6300-2, 9000, 9500, AM90, and C535. This filter measures 16.25 x 12.5 x 1.25 inches.

The 115115 replacement filter A, compatible with Winix machines, should be changed every 12 months for the HEPA filter and every 3 months for the carbon filter. Four disposable activated carbon pre-filters are included to last the life of the HEPA filter and help reduce odors and trap large particles.

The Size 21 HEPA air filter is a performance purifier filter that captures up to 99.97% of particles as small as 0.3 microns, reducing a range of particulates and odors for fresh, pure air.

The Filter Bros replacement filters, compatible with Winix Plasmawave air purifiers, include 1 HEPA plus 4 carbon filters, size 21. These silent purifiers are a great indoor home purification system, helping to purify and ensure a cleaner household by removing particulates and keeping smells and particulates out.

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