Carbon Pre Filter A, Bsc Preferred, Mfr#: HRF-AP1V1

Honeywell, Filter A, Universal Activated Carbon Pre Filter, Helps Reduce Common Household Odors, Traps More Dirt Particles Than Standard Carbon Filters, Therefore, Maximizing Hepa Filter Life, Replace Approximately Every 3 Months, Fits All Round Honeywell Air Cleaners, 17000 Series, 18150 Series, 40100 Series 40200 Series, For Use With Model 17000S, HPA104, TV 179978