3500 Replacement Filters Compatible with Air Doctor 3500 3000 3500i Air Purifiers, Includes 1 Premium Filter, 2 Carbon Filters, 4 Pre-Filters, Comparable to ADF3001, ADF3002, ADF3003

: This 3500 replacement filter set is specifically designed for air doctor 3000, 3500, 3500i, and 3000M air purifiers. Compare to part numbers ADF3001, ADF3002, ADF3003, and ADF3010. NOTE: This is not an OEM product, any use of brand names or model numbers is strictly for the purpose of demonstrating compatibility | : Our 3500 filter replacement for air doctor set offers excellent value. It includes 1 premium filter, 2 activated carbon filters, and 4 sponge filters. This comprehensive package helps reduce the annual cost of maintaining fresh air in your home, providing an economical solution for long-term purification | 3-Stage Filtration: Enjoy exceptionally fresh air with our 3-stage filtration system. This 3500 filter replacement is delivering filtration thats ideal for long-term useespecially beneficial for households with pets | The 3500 filter pairs with a fine sponge pre-filter and carbon filter to reduce odors and extend overall filter life keeping your air cleaner for longer | : For optimal performance of your air doctor 3000 air purifier, we recommend replacing the activated carbon filter every 6 months and the main filter every 12 months, depending on usage