HEPA filter definition

HEPA filter means a high efficiency particulate aerosol filter that is at least 99.97 per cent efficient in collecting a 0.3 micrometre aerosol;
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HEPA filter means a high efficiency particulate absolute air filter capable of trapping and retaining 99.97 percent of fibers greater than 0.3 micrometers in mass median aerodynamic diameter equivalent.
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HEPA filter means high-efficiency particulate air filters that are rated to achieve a minimum initial particle-removal efficiency of 99,97 % using ASTM F 1471–93;
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Examples of HEPA filter in a sentence

  • All vacuums must be furnished with a HEPA filter which must remove (from the air that passes through) 99.97% of particles that have a size greater than or equal to 0.3 µm.

  • The function of the HEPA filter banks and charcoal absorbers is to maintain offsite exposure ALARA.

  • Each AFU contains high efficiency particulate air (HEPA) filter banks and charcoal absorbers that have been included in the financing.

  • A vacuum cleaner with a high-efficiency particulate air (HEPA) filter can be used to help remove nonvisible mold products from porous items, such as fibers in sofas, chairs, drapes, and carpets provided the fibers are completely dry.

  • Beginning prior to the fifth week (and semiannually their after) of the Contract, vacuum with a HEPA filter vacuum and shampoo carpets.


More Definitions of HEPA filter

HEPA filter means high-efficiency particulate air filters that are rated to achieve a minimum initial particle-removal efficiency of 99.97 per cent using ASTM F 1471– 93 or equivalent standard;
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HEPA filter means a High Efficiency Particulate Air filter used to remove particles less than one (1) micron in aerodynamic diameter and operates at removal efficiencies of 99.9 percent or greater.
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HEPA filter means a high-efficiency particulate air filter, used in respirators and vacuum systems, capable of capturing particles of 0.3 microns with 99.97% efficiency.
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HEPA filter means high-efficiency particulate air filters that are rated to achieve a minimum initial particle-removal efficiency of 99.97 per cent using ASTM F 1471–93 or equivalent standard;
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HEPA filter means a high efficiency particulate air filter found in respirators and vacuum systems capable of filtering 0.3 micrometer mean aerodynamic diameter particles with 99.7% efficiency or greater.
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HEPA filter means a high efficiency particulate air filter capable of trapping and retaining at least ninety-nine and ninety-seven hundredths percent (99.97%) of all monodispersed particles of three-tenths (0.3) micrometers in diameter or larger.
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HEPA filter means a high efficiency particulate air fil- ter that captures particles of 0.3 microns or larger at 99.97 percent or greater efficiency.
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