Hoover T-Series HEPA Filter for Hoover WindTunnel and Other Upright Bagless Vacuum Cleaners Part 303172001 Evolution 18oz Bottle

18oz Bottle

model RAPL

655 Air watts

Made for select Panasonic commercial upright vacuum cleaners

pollen and smoke elements

Hoover T-Series HEPA Filter for Hoover WindTunnel and Other Upright Bagless Vacuum Cleaners Part 303172001 Evolution 18oz BottleHEPA filters have complex fibrous structure and belong to the fine purification category. Passing around the filter fibers, the dust particles settle on them. Thus, the structure of the filter becomes even more complicated and with the time of operation the efficiency increases. This mechanism is called the ''diffusion effect''. HEPA filters are designed to capture dust particles from 1 to 0. 1 micron that carry pathogenic and allergic organisms,