Introducing the Core 300 Replacement Filter manufactured by NAIL TECHNOLOGY JIANGSU CO., LTD., a trusted China-based manufacturer, supplier, and factory of high-quality air purification systems. This particular replacement filter is designed to fit the Core 300 air purifier model, and is made with a true HEPA filter to capture up to 99.97% of airborne particles as small as 0.3 microns. The Core 300 Replacement Filter features an activated carbon filter layer to reduce unpleasant odors and household gases, making it an essential component in creating a clean and fresh indoor environment. Each filter lasts up to 6-8 months depending on usage, ensuring long-lasting efficiency and ease of maintenance. With NAIL TECHNOLOGY JIANGSU CO., LTD.'s commitment to producing reliable and high-quality air purification systems, you can trust the Core 300 Replacement Filter to provide optimal indoor air quality that is safe for you and your family. Upgrade your air purification system with this top-of-the-line replacement filter today.