8-Pack AD3000 Replacement Filter Compatible with Air Doctor 3000, 3500, 3500i Air Purifiers- 2 Premium + 2 Activated Carbon+ 4 Pre-Filters, Replaces Part#ADF3001, ADF3002, ADF3003

Compatibility Model: AD3000 replacement filter Compatible with Air Doctor 3000/3500/3500i air purifiers; ensures a precise fit and reliable performance. Please check your device model before purchase, compared to part numbers ADF3001, ADF3002, ADF3003, and ADF3010; this is not an OEM product | Complete Filter Package: This comprehensive 8-pack includes 2 main filters, 2 activated carbon filters, and 4 pre-filters, providing everything you need for extended air purifier maintenance | Replacement Recommendation: Replace the main and activated carbon filters every 6-12 months, and the pre-filters every 13 months, depending on your air quality and usage | Multi-Layer Filtration System: Features a combination of main filters for particle capture, activated carbon filters for odor removal, and pre-filters for large particle protection | Cost-Effective Solution: Bulk package provides multiple replacement filters in one purchase, reducing the frequency of reordering and offering long-term value for continuous air purifier operation