This 11-pound upright from Hoover is bag-equipped ... High efficiency particulate air (HEPA) filter High efficiency particulate air (HEPA) filter High-efficiency particulate-air (HEPA) filters ...

CARPET CLEANING: The Hoover WindTunnel 3 High Performance ... High efficiency particulate air (HEPA) filter High efficiency particulate air (HEPA) filter High-efficiency particulate-air (HEPA ...

One of the most effective and efficient filters is a HEPA filter, which removes harmful dust particles, and rids your home of airborne particles that are often a cause of common diseases.