3000/3500 Replacement Filter Compatible with Air Doctor AD3000 AD3000M AD3000Pro AD3500 AD3500i Air Purifier,(1 Efficiency Filter + 1 Carbon Filter + 4 Pre-Filters) 6 Pack

["[Replacement Filters]: This set is compatible with Air Doctor AD3000 AD3000M AD3000Pro AD3500 AD3500i Air Purifier","[Replacement Part Number]: Replacement Part Number ADF3001, ADF3002, ADF3003, and ADF3010, The 3000/3500 replacement filters are not OEM products","[Multi layer Filtration]: Experience layered protection, the multi-stage filtration process can capture dust, pet dander, and common household particles, and help reduce common household odors and air pollutants","[Package Content]: The package includes 1 Efficiency Filter, 1 Carbon Filter, and 4 Pre Filters to meet daily needs","[Service] If you have any questions, please feel free to contact us. We are more than happy to help you solve the problem"]