Eureka HF-8 Mighty Mite Canister True HEPA Filter Exhaust Cartridge Assembly, fits HF8, or 60666.

True HEPA Filter for Eureka Mighty Mite Canister Vacuum Cleaners, including S3683, 3670, and others. Eureka Part Number 60666, 60666B, and 60666C-2. Also known as the HF8, or HF-8 Exhaust HEPA Filter. This filter captures 99.97% of all airborne allergens such as dust mites, pollen, mold, mildew, and other harmful particles. Should be replaced once every 6-12 months depending on how often the vacuum is used. The more often the vacuum is used, the more frequently the filter should be changed, and the longer the vacuum will last you.