Replacement "R" Hepa Filters for HRF-R3, HRF-R2, HRF-R1 Honeywell Air PurifiersAdaptation model: Honeywell HPA100 HPA200 HPA300 Air Purifier √ Filters ultra-fine debris of up to 0,03 μm out of the air, including bacteria, dust, allergens and a couple of viruses. √ High Filtration Efficiency, as the air is flippantly guided in the course of the filter. √ Effectively filters out dangerous gases similar to benzene, formaldehyde and diversified volatile biological compounds in addition risky rumors. √ Large clear out surface for top filter out performance and prolonged carrier life. Package Content: HEPA x1 OR HEPA x2 OR HEPA x3