Filter-Monster HEPA Filter Compatible with AirDoctor AD3000 and AD3500

This Filter-Monster HEPA filter is designed for AirDoctor 3000 and 3500 air purifiers, capturing 99.97% of particles as small as 0.3 microns and maintaining optimal performance.

• The description claims the filter captures 99.97% of particles as small as 0.3 microns.
• The description claims to maintain optimal performance and cleaner indoor air.
• The description claims to extend the air purifier warranty by one year when using a Filter-Monster branded replacement filter.