This complete particle filter change kit fits the Blueair ECO10 HEPASilent Air Purifier, and comes complete with:
3 standard HEPASilent filters of polypropylene (traps particles)

Replace every 12 months.

Easy maintenance:
When the filters need to be replaced (once per year), just open the lid, lift out the old filters and drop the new ones in. No screws, hooks or tools and less than one minute of your time are required.