Filter Replacement for Holmes Aer1 Series, Replacement Parts # HAPF300AH-U4R, HAP242-NUC (4 Filter Replacement + 8 Booster Pre Filter)

Compatible with Holmes Units HAPF30AT: CAP531-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. | Includes 4-pack filters and 8-pack carbon filters. Spare filter allows you to replace it at anytime for your home. | Designed to fit for aer1 ready models, Replaces A Filter, D Filter, K Filter. | Meet Your Needs: If for any reason you are not happy with our replacement filter, please let us know and well sort out the issue fast.