2 Pack H13 Real HEPA filters for PeairPLG PureZone 3-in-1 air cleaner. Filter Piece # Peirfil.H13. 99.97% of particles down to 0.3 microns. - 4-stage filtration with H13 Real HEPA captures dust, pollen, pet dander, smoke, PM2.5 and common household odors. - Pre-filter (washable) traps large particles and helps extend the life of the HEPA filter. - Includes two replacement filters per pack for convenient, ready-to-use maintenance. - Compatible with PeairPLG PureZone 3-in-1 air cleaner. - Note: Please remove the plastic bag before placing the filter. Use scenarios: - In the living room to maintain cleaner air during daily activities and reduce household dust. - In the bedroom to cut allergens and odors for a more comfortable, sleep-friendly environment. - In a small office or study to minimize dust and cooking or tobacco odors for a clearer workspace.