General description Replacement filter set for FY1413 and FY1410 air purifiers, compatible with models AC1214, AC1215, AC1217, and AC2729. This set includes a True HEPA filter and an activated carbon filter designed to improve air quality by capturing a wide range of airborne particles and odors. Technical specifications True HEPA filter captures up to 99.97% of particles as small as 0.3 microns Activated carbon filter with a honeycomb structure reduces gases and odors Material: Composite material Package Contents: 1 filter, 1 activated carbon mesh Measurement allowed error: +/- 1-3 cm Usage It is recommended to replace air filters every 6 months. Remove filters from packaging before placing them into the air purifier. Other information