Compatibility: Breshair True HEPA Filter Compatible with LG puricare aero tower air purifiying fan serie model U9CV2B, U9CS1C & U9CV1C air filter H13 True HEPA Filter: Premium H13 grade true HEPA filter filters 99.97% of particles down to 0.3 microns in size, such as dust, pollen, smoke, odors and pet dander, creating fresh and purified air for your family Regular Replacement: To achieve optimal performance, please replace the filter regularly to keep your machine fresh and clean. For best results, remove the filter once a month and clean it gently with a soft brush or vacuum Simple Installation: Top-Notch Quality Used for Maximum Customer Satisfaction Guaranteed. Change the BreshAir replacement filter in a minute, no tools required Note: please remove the new filter from the plastic bag before placing it into the machine U9C Air Filter Replacement Compatible with LG PuriCare Aero Tower Air Purifiying Fan, H13 True HEPA fits Model U9CV2B, U9CS1C & U9CV1C