COMPATIBILITY - FY1700 replacement filter compatible with Air Purifier Series 1000i models AC1715/10, AC1715/30, AC1715/11. Part number FY1700/30. VALUE PACKAGE - The replacement filter kit includes 1 pack of FY1700 HEPA activated carbon filter. Good quality filter: True HEPA filtration captures up to 99.97% of airborne particles as small as 0.3 micrometers, including dust. The activated carbon layer helps absorb odors and smoke from the air. EASY INSTALLATION - Installing the replacement filter is straightforward. Note: Remove the plastic packaging before inserting the filter into the unit. REPLACEMENT REMINDER - For optimal performance, clean and replace the filter as needed. Color: As shown Material: Plastic Package Contents: 1 x Air purifier filter Note: Light reflection and differences in display screens may cause slight variations between the color of the item in the image and the actual product. Measurement may vary by +/- 1-3 cm.