HEPA filter

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HEPA filter

[′hep·ə ‚fil·tər]
(mechanical engineering)

HEPA filter

A high efficiency particulate absolute filter capable of trapping and retaining at least 99.9% of asbestos fibers greater than 0.3 microns in length.
References in periodicals archive ?
The new Emer USA Zaffiro upright is a multisurface vacuum featuring HEPA, charcoal and micro filtration systems, an electric motorized brush, floor polisher and special care brush for hard surfaces.
Beyond having a HEPA filter, managers should be aware of two issues when considering an upright:
For PACs incorporating HEPA filtration, a wide range of CADR values were observed: from 60 [m.
Even people who don't use woodstoves themselves may benefit from HEPA filters, Allen says.
The supply air coverage area consists of 12 pieces of HEPA filters at 1.
HEPA stands for "high-efficiency particulate air," and involves the use of filters that remove close to 100 percent of air particulates.
Those concerned that HEPA filters might not be efficient enough to remove all airborne irritants can install germicidal ultraviolet lamps in residents' rooms, according to Shagott.
Some families may do just fine with a portable HEPA filter, which cleans larger particles, such as pollen and pet dander.
The 2 strategies are the fumigation approach used after the 2001 postal anthrax attack and a HEPA/vaccine plan, which relies on HEPA vacuuming, HEPA air cleaners, and vaccination of reoccupants.
Built with heavy-duty components, the VAL;-2D-HEPA Dry HEPA Vacuum is ideal for dry-only fine particle recovery applications in even the most demanding of environments.
It includes thoroughly wiping down all surfaces, and using HEPA vacuums on carpets, walls, drapery, etc.
This cartridge features a completely sealed media container and HEPA filter, eliminating the need for technicians to handle or be exposed to biohazardous waste and providing a cleaner, safer environment.