- Perfect Compatibility: Our True HEPA 14 240 replacement air filter is specifically designed for the Puroair 240 air cleaner, ensuring seamless integration and functionality. Each filter is factory tested to match the original's quality. - Advanced Three-In-One Filtration: This replacement filter includes an ultra-fine pre-filter, an H14 Grade True HEPA filter, and a high-efficiency activated carbon filter. Together, they capture 99.97% of airborne particles as small as 0.3 microns, such as dust, pet dander, and unpleasant odors, ensuring cleaner air for you and your family. - Cost-Effective Value Package: The package includes two filters, providing a better value than buying individual ones. Enjoy peace of mind knowing you can maintain good air quality for up to a year. It is recommended to replace the filters every 4-8 months for optimal performance. - Easy Installation: Replacing your old filter is simple—just remove the used 240 filter and insert our True HEPA replacement filter. No tools are required, allowing you to quickly restore air quality in your home. - Practical Applications: Ideal for households with pets, allergy sufferers, or anyone wanting to improve indoor air quality. Great for use in bedrooms, living rooms, or offices to promote healthier breathing and better sleep. - Performance Assurance: Each filter is designed to maintain the efficiency of your air cleaner, ensuring that it operates at its best while providing you with fresh, clean air every day.