4 Pack Filter B Replacement For Guardian Air Purifier Models AC4825 AC4825E AC4825W AC4900 AC4300 And More, Includes 8 Carbon Pre Filters, Yellow Color, Easy Fit, High Efficiency Filtration
✔️ 4 × FLT4825 Filter B plus 8 activated carbon pre-filters included
These FLT4825 filter B replacements fit many popular household air purifiers, delivering a two-stage filtration setup with a main filter and activated carbon pre-filters to reduce odors, smoke, and airborne particles in homes and offices.
✅ 4 × FLT4825 Filter B and 8 activated carbon pre-filters included
✅ Specifically compatible with AC4825, AC4825E, AC4825W, AC4300, AC4900, AC4870, AC4820 and more
✅ Main filtration plus activated carbon stage targets odors, smoke, and VOCs
✅ Eco-friendly pleated paper and carbon filter media for efficient filtration
✅ Replacement schedule: main filter every 6-8 months; carbon pre-filters every 3-4 months
✅ Yellow color for easy identification in the purifier
💡 What is a replacement air purifier filter used for and why replace it?
Air purifier filters trap contaminants and odors to keep indoor air clean. - Improves air quality by filtering dust, pollen, smoke and odors - Keeps purifier running efficiently by maintaining airflow - Extends main filter life when used with carbon pre-filters