HP301 HP302 NeverChange Filter Compatible with Shark HP301 HP302 Never Change Air Purifier MAX Clean Sense Series HP201 HP202 HP302 HP301 HC502 AP1000, Part # HE3FKPET, 2-Pack

["【Perfect Compatibility】 Exclusively designed for Shark Air Purifiers: MAX HP200 Series: HP201, HP202, HP202C,HP230, HP231, HP232; HP300 Series: HP301, HP302, HP305; HC500 Series: HC501, HC502, HC502C, HC503, HC504, HC505 Air Purifier MAX Replacement Filter, UA&AP Series: UA205, UA505, AP1000—please verify your purifier model before purchasing to avoid mismatch","【Replace Part Numbers】directly replaces part numbers: HE2FKBASMB, HE2FKBAS, HE2FKPET, HE2FKPRO.","【2-Pack Value & 3-Stage Filtration】This set includes 2 premium replacement filters, offering long-lasting value for continuous operation. Featuring a 3-stage filtration system (Pet Particle Barrier Layer + High-Efficiency Activated Carbon Layer + H13 Filter Layer), ensuring consistent performance that matches OEM standards","【High-Efficiency Performance】Tested to meet IEST-RP-CC007.3 standards, the H13 filter layer captures 99.97% of particles as small as 0.3 microns. This includes common airborne pollutants like dust, pollen, fine debris, and pet dander, helping to improve indoor air quality without relying on harsh additives","【Easy Replacement & Recommended Lifespan】The filter is disposable and simple to install—no tools required. For optimal performance, replace the filter every 6–12 months, depending on usage frequency and indoor air conditions. Regular replacement ensures consistent efficiency and maintains your air purifier’s performance"]