Replacement Filters Compatible with Holmes Aer1 Series Total Air Filter for HAPF300AP-U4(6 Pcs Filters + 8 Pcs Pre Filters)

Compatible with Holmes UnitsCAP531-U, CAP529-U, HAP240, HAP242, HAP412, HAP422, HAP424, HAP706, HAP716, HAP9240, HAP9242, HAP9412, HAP9414, HAP9422, HAP9424. Compatible with Bionaire Units: BAP260, BAP815, BAP825, BAP9200, BAP9700, BAP520 | Premium QualityFilter Dimensions: H: 10 x L: 4.6 x W 1.37 and Pre-Filter Dimensions: H: 9.44 x L: 4 x W 0.2.Replaces Filter A, Filter D, Filter K | High Cost PerformanceYoull get 6 Filters along with 8 Activated Carbon Pre-Filters,excellent quality, ultra-low cost of use, let you keep the indoor air fresh at any time | Replacement SuggestionIn order to keep the air clear, It is best to replace the filter at least once every 4 months. The details will vary according to the frequency of use. Before installing this component, please unplug the power supply | Clean AirThe filter creates a healthy and comfortable environment with fresh air for your daily routine