The Hepa filter features a 3-stage filtration system with an activated carbon pre-filter. These filters are rated at 99.99% efficiency, filtering particles down to 0.1 microns.
All Lab Rat Flow Hood filters are intended solely for personal use and/or as a replacement for your current Lab Rat Flow Hood. Any commercial, resale, or use other than intended above will be an infringement of the terms and conditions you agree upon by making this purchase.