Filter Replacement for Holmes AER1 True HEPA Filter, HAPF300AH-U4R, 6 pack

Compatible with Holmes UNITS: HAP242, HAP240, HAP412, HAP422, HAP424, HAP702, HAP706, HAP716, HAP1702, HAP2400, HAP9240, HAP9241, HAP9242, HAP9243, HAP9412, HAP9413, HAP9414, HAP9415, HAP9422, HAP9423, HAP9424, HAP9425 and CAP531-U, CAP529-U | Compatible with Bionaire UNITS: BAP260, BAP815, BAP825, BAP9200, BAP9700, BAP520, BAP 9417, BAP9427, BAP9435 | Excellent Filtration: The Aer1 replacement filter for Holmes can capture 99.97% of particles down to 0.3 microns. The carbon filter can absorb smoke, pet odor and cooking smells. Filter made of FSC-Certified paper. Higher efficiency to ensures maximum filtration | Easy to Use: The Aer1 filter replacement can be easily installed and replaced by anyone, no need other tools. Our filters work just as well as the original ones | Replace Tips: We recommend replacing your HAPF30AT, HAPF300AH-U4R, HAP242-NUC air filter every 2-3months to keep the air purifier working with high-performance and extend the life of your air purifier