HEPA H13 Micropleatted Air Filter 14" x 14"x 1" for KleanseAIR Model series 1000 and 1300.  GallatinAIR requires HEPA filters to replaced a minimum of every two years.  Per our air purifier warranty, locations were air particle counts are higher (dusty environments, etc.), we recommend once every two years.
 
4” Deep High-grade HEPA 99.97%
Metal Frame Mini-Pleated Filter
• Up to 2 year lifespan
• 70 sq ft of micro-pleated media
• UV resistant media