- Designed for MSB5 Air Purifier: This replacement filter is specifically made for the Membrane Solutions MSB5 air purifier, ensuring optimal performance and longevity for your device. - Advanced 3-Stage Filtration: Featuring a 3-in-1 filtration system that includes a pre-filter, H13 True HEPA filter, and high-efficiency activated carbon filter, it captures 99.97% of airborne particles as small as 0.3 microns, providing cleaner air for your environment. - Cost-Effective Solution: Each pack contains four True HEPA filters, securely packaged in sealed plastic wrap. Enjoy a full year of clean air with recommended replacements every three months, ensuring ongoing efficiency. - Simple Replacement Process: For best results, replace the MSB5 air filter every three months, depending on usage and air quality. The replacement process is straightforward—just remove the plastic packaging and insert the new filter into your MSB5 unit. - Enhanced Performance: Utilizing upgraded HEPA technology, this filter delivers superior purification compared to standard HEPA models. Statically charged fibers enhance particle capture efficiency, ensuring at least 99.97% removal of 0.3-micron particles. - Quality Craftsmanship: Made from high-quality non-woven fabric and activated carbon, these filters are designed for lower energy consumption while maximizing filtration efficiency, promoting a healthier living space. Use Scenarios: 1. Ideal for households with pets, reducing allergens and odors for a fresher atmosphere. 2. Perfect for urban dwellers, effectively filtering out dust, smog, and other pollutants from the air. 3. Beneficial for allergy sufferers, providing relief by minimizing airborne irritants during peak allergy seasons.