Filter Queen 31-2322-00 8" Medi-Filter Cartridge

Keep your indoor air fresh, clean, and free from harmful particles with this high-performance replacement main filter for Filter Queen Defender air purifiers. Engineered for a precise, direct fit, this genuine OEM filter is designed to maintain optimal airflow while capturing fine dust, allergens, and microscopic airborne contaminants before they circulate back into your environment.

Perfect for residential, office, and commercial use, this essential air purifier filter helps improve indoor air quality and supports a healthier living or working space. Regular replacement ensures your system continues to operate at peak efficiency, delivering consistent, reliable filtration performance.

 

For best results, replace the filter every 12 months to maintain maximum effectiveness and extend the life of your air purification system.

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Key Features & Benefits

• Genuine OEM Filter Queen Part – Built to exact manufacturer specifications for dependable performance
• Part Number: 5404011300
• Universal Defender Compatibility – Fits all Filter Queen Defender air purifier models
• Advanced Particle Filtration – Captures fine dust, allergens, and airborne pollutants
• Improves Indoor Air Quality – Promotes cleaner, healthier air in any space
• Direct-Fit Design – Quick and easy installation with no modifications required
• Annual Replacement Recommended – Ensures consistent airflow and filtration efficiency

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Maintain powerful air purification and protect your environment with this premium replacement filter for your Filter Queen Defender system.