Ultra Allergen Reduction FPR 9 Air Filter has Electro-statically charged fibers that capture airborne allergens as well as microscopic airborne particles.
- Filter performance rating of 9
- Electro-statically charged (electrostatic filters are most effective when new and clean)
- Lasts up to 90 days
- Cardboard frame
- Check out the features for air filters that are FPR 8-9