3500 Replacement Filter Compatible With Air Doctor 3000, 3500, 3500i Air Purifiers. Includes 2 Efficiency Filter, 2 Activated Carbon Filters, 6 Per-Filters

3500 Replacement Filter Compatible With Air Doctor 3000, 3500, 3500i Air Purifiers. Includes 2 Efficiency Filter, 2 Activated Carbon Filters, 6 Per-Filters

• Perfect Compatibility：This 3500 filter replacement is perfectly compatible with AirDoctor 3000, 3500, and 3500i air purifiers. The brand names used are to demonstrate compatibility
• Value-for-Money One-Year Pack: This product contains 10 items, including 2 main filter, 2 activated carbon filters, and 6 pre-filter cotton filters, allowing you to enjoy comfortable air for a year without worrying about air issues
• Multi-layer high-quality filtration: Triple filtration ensures protection; the pre-filter layer filters out large particles such as hair fibers; the activated carbon layer adsorbs odors (smoke, kitchen fumes); and the main filter filters out small particles such as dust and pet dander
• Meets multiple needs and install easy: Suitable for use at home, school, and office, replacing the 3500 air filter is quick and tool-free. Simply remove the plastic packaging from the new filter before installation
• Replacement Recommendation: For optimal performance, it is recommended to replace the activated carbon every 6 months and the main filter every 12 months or depending to the usage