Suggested Retail: $38.99. Funmit HPA300 HEPA Filter Replacement for Honeywell Air Purifiers - The Funmit HPA300 HEPA Filter Replacement is designed for Honeywell Air Purifiers. Made of high-quality non-woven fabric and activated carbon for maximum filtration. This package includes 3 HEPA R Replacement Filters and 4 A Carbon Pre-Cut Pre-Filters. Replace the HEPA filter every 6-12 months and pre-filter every 2-3 months for optimal performance. Enjoy fresh air all-year-round with this product. Brand: Funmit Model: HPA300 -- LOT STICKER: BB-BOX-PALLETBB444-ITEM-b249cfe4___LPNPMBX3340261 HPA300 HEPA Filter Replacement for Honeywell HPA300 Series Air Purifiers HPA300, HPA300VP, HPA304, HPA3300, Replace HRFR3 3 Ture HEPA R Replacement Filter 4 Activated Carbon PreFilter -- SIZES ARE ESTIMATED. 7 CALENDAR DAY FULL REFUND GUARANTEE (FROM PRIMARY PICKUP DATE) ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE (FROM PRIMARY PICKUP DATE) IS ALSO AVAILABLE. THE PRIMARY PICKUP DATE IS THE DAY AFTER THE AUCTION ENDS. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.