- Certified by Asthma & Allergy Foundation of America as Asthma & Allergy Friendly™
- Contains permanently electro-statically charged Filtrete™ fibers that attract and retain airborne micro-particles and allergens
- Filtration Efficiency towards PM2.5 is 40 times higher than that of general air conditioner's plastic screen filter
- Applicable for window type and split type air conditioner
- Recommend to change filter every 1-2 months to reduce air blockage