MS18/MS19 Series HEPA Air Purifier Filter Replacement

Compatible with Membrane Solutions MS18/MS19 air purifier 4-stage filtration system: pre-filter, blue silver ion filter, H13 True HEPA filter, activated carbon filter Filters out 99.97% of particles as small as 0.3 microns (including smoke, pollen, and pet dander, improving indoor air quality Easy to replace, no tools required Recommended replacement every 6 months Package includes 1 replacement filter Long-term availability of replacement filters provided by Membrane Solutions. Return & Refund Policy: Request a return within 30 days of receiving the product. We'll notify you about refund approval after inspecting your return. If approved, you'll be refunded via your original payment method. Extended Warranty: 1-year warranty from the purchase date. Shipping: Overseas orders ship within 3 business days and domestic orders within 3-5 days.