45i Replacement Filter For BreatheSmart Flex Bh400 Air Purifier With H13 True HEPA And Activated Carbon, Includes Pre Filter Pack And 3 Stage Filtration, Keeps Air Fresh And Clean, Easy Swap For Quiet, High Efficiency Purification

H13 True HEPA Air Purifier Filter Replacement for BreatheSmart 45i
✔️ 1 Pack with Pre-Filter Pack and 3 Stage Filtration System

This handy filter pack fits right into Alen BreatheSmart 45i or Flex purifiers to pull dust and odors from room air in homes or offices.

✅ 3-Stage H13 True HEPA system with pre-filter and carbon
✅ Comes with three extra pre-filters for longer use
✅ Catches 99.97 percent of particles at 0.3 microns
✅ Swap main set every 9-12 months and pre-filters every 3 months

💡 How often do you need to replace filters in home air purifiers? Regular changes keep your air fresh and the unit working well. - Change the main HEPA filter every nine to twelve months - Swap pre-filters every three months to maintain airflow - This schedule helps capture dust and odors effectively over time