HQRP Washable Primary HEPA Filter Compatible with Hoover S3755 S3765 WindTunnel Bagless Canister Vacuum Cleaner

HQRP filter can eliminate separate particles of Embryos, Tobacco smoke, Smoke of metal oxide, Swirl on th carrying particles, Carbon black, Oil smoke, Bacterium, Spore, Cement dust, Particles creating stain or dust sedimentation, Pollen, Fog, etc. Fits inside the dirt container on the bagless canister. Consists of a cylinder shaped cartridge with fanfold filter media between the ends. To ensure the best performance in filtration and causing as little strain on the canister vacuum's suction motor, we recommend that you should replace the filter every 3 to 6 months.