• Nispira 3-in-1 premium HEPA filter replacement compatible with air purifier model TT-AP002 
• HEPA filter removes up to 99.97 percent of airborne particles as small as 0.3 microns. 
• Activated carbon removes odors caused by pets, cooking and mildew 
• 1 Filter included. Filter size dimension: 12.2 x 9.4 x 1.4 inches 
• This is not an OEM product. Suggested to replace every 6 months or depending on the usage. Quality meets or exceeds leading national brands