AP303 AP304 Replacement Filter for DAYETTE AP303/304 Air Purif-ier and for FRESHDEW Air Pur-ifier AP303/304, H14 HEPA 3-Stage Filtration System, 2-Pack

For DAYETTE AP303 AP304 Air Pu-rifier Filter

• Model-Specific Design: Exact replacement for DAYETTE AP303/AP304 Air Pu-rifier, and for FRESHDEW AP303/AP404 Air Pu-rifier, matched to purif-ier's dual-side air intake structure, effective coverage up to 750 sq.ft per filter pair.
• H14 HEPA Filter: Includes two upgraded H14 HEPA filters, AP303 air filter adsorb 99.997% of particles as small as 0.1 microns. Combined with the pre-filter, H14 HEPA filter, and activated carbon filter, it can effectively adsorb dust, smoke, hair.
• 3-Stage Filtration System: Pre-filter captures large particles (hair/dust) increase HEPA, H14-grade media captures 0.3 particulates. High-density carbon layer smells through adsorption. Triple-layer synergy ensures sustained purification efficiency.
• 2 PACK AP304 Air Filter: Enjoy a clean home instantly, whether you are in the bedroom, living room, kitchen or home office. Our two sets of AP303/AP304 filters are the same as the original filters, perfectly fit the AP303/AP304 air pu-rifier with double-sided air intake system, help the device provide faster air circulation in large rooms and significantly improve cleaning performance.
• Easy installation: We just need to open the device cover through the grooves on both sides of the AP303 puri-fier, remove the old filter, and install the new filter. After the installation is completed, restart the device and press and hold the "HEPA" button until you hear a "beep" sound to complete the installation.