3M Filtrete™ Air Cleaning Filter - Ultra Reduction 14" X 232"
- Product Code: 3M 9908L
- Availability: In Stock
- contains permanently electro-statically charged Filtrete? fibers that attract and retain airborne micro-particles and allergens.
- combines the optimal balance of filtration efficiency and air flow.
- Filtration Efficiency towards PM2.5 is 40 times higher than that of general air conditioner's plastic screen filter.