When.com Web Search

  1. Ads

    related to: best full face respirator for work pants

Search results

  1. Results From The WOW.Com Content Network
  2. Respirator assigned protection factors - Wikipedia

    en.wikipedia.org/wiki/Respirator_Assigned...

    The use of half-face masks in the US is limited to 10 PEL for the "worst case" - work in the polluted atmosphere of 8 hours per day, 40 hours a week. But British experts took into account large experience of the use of negative pressure air purifying RPDs, and they concluded that to achieve continuous wear respirator 8 hours a day is impossible ...

  3. Powered air-purifying respirator - Wikipedia

    en.wikipedia.org/wiki/Powered_air-purifying...

    Loose-fitting PAPRs can be useful when a fit test for a tight-fitting respirator cannot be successfully passed, for example when facial hair is present. [2] [3] Masks may be reusable or disposable. Some masks allow the full face to be seen by others, aiding in interpersonal communication. [1]

  4. Elastomeric respirator - Wikipedia

    en.wikipedia.org/wiki/Elastomeric_respirator

    Full-face elastomeric respirators generally seal better. [2] For substances hazardous to the eyes, a respirator equipped with a full facepiece, helmet, or hood is recommended. [35] Eyeglasses can clash with elastomeric masks. Conventionally, full-face masks are modified, with prescription lenses inserted into the mask.

  5. C-4 Protective Mask - Wikipedia

    en.wikipedia.org/wiki/C-4_Protective_Mask

    With its stretch-fabric mesh head harness and two simple adjustment pull straps, the C4 respirator is easily donned and doffed. The C-4 Protective Mask was to be replaced starting in 2019 with the AirBoss Low Burden Mask (LBM) as part of the Joint Chemical Biological Radiological Nuclear General Service Respirator (J CBRN GSR) contract.

  6. Respirator fit test - Wikipedia

    en.wikipedia.org/wiki/Respirator_fit_test

    U.S. law requires employers to offer employees a mask with large enough fit factor. For half face-piece masks (used when the concentration of harmful substances is not more than 10 PEL), the fit factor should not be less than 100; and for full face masks (not more than 50 PEL), the fit factor should not be less than 500. The safety factor of 10 ...

  7. Mechanical filter (respirator) - Wikipedia

    en.wikipedia.org/wiki/Mechanical_filter_(respirator)

    Filtering half mask, reusable elastomeric respirator with pink replaceable pancake filters and grey exhalation valve Full-face elastomeric respirators seal better. [1] Mechanical filters, a part of particulate respirators, are a class of filter for air-purifying respirators that mechanically stops particulates from reaching the wearer's nose ...