The Hunter 30901 replacement pre-filter is an essential component for maintaining clean and fresh indoor air. Made with activated carbon, it efficiently absorbs harmful odors from cooking, cleaning, smoking, and pets. This pre-filter also captures larger airborne particles, reducing the strain on your HEPA filter and helping to extend its service life. It's a perfect choice for those looking to upgrade their air purification system with a high-quality, reliable replacement.
  Whether you have a Hunter PermaLife, HEPAtech, or QuietFlo air purifier, the 30901 pre-filter is designed to fit most models with its universal size. Replace it every 3 months or more frequently based on your household's air quality needs. Its large surface area and effective filtration ensure that your air purifier runs at peak performance, delivering cleaner air and a healthier living environment. The package includes one pre-filter with dimensions of approximately 16 x 27 inches, making it easy to install and maintain.