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J. J. Keller protects people and the businesses they run. You can trust our expertise across a wide range of subjects relating to labor, transportation, environmental, and worker safety. Our deep knowledge of federal and state agencies is built on a strong foundation of more than 100 editors and consultants and 70+ years of regulatory compliance experience.

Company & Careers

J. J. Keller protects people and the businesses they run. You can trust our expertise across a wide range of subjects relating to labor, transportation, environmental, and worker safety. Our deep knowledge of federal and state agencies is built on a strong foundation of more than 100 editors and consultants and 70+ years of regulatory compliance experience.

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  • Dura-Mesh® shell protects the filter media so that it looks clean longer
  • Shell resists collapsing, even in heat and humidity
  • Softspun® lining gives added comfort and durability
  • Contour molded nose bridge with a soft foam nose cushion for an easy, comfortable fit
  • The 2300N95 Series features an exhale valve and is suitable for most welding applications
  • The exhale valve reduces hot air buildup, minimizing breathing resistance and keeping workers cooler longer
  • Suitable for most welding applications and fits easily under welding hoods
  • No metal noseband to adjust and the seal is maintained without pressure points
  • Straps are securely attached to avoid breakage at the seal
  • Meets heat and flame resistance in accordance with ANSI/ISEA 110-2009, Section 7.11

Industry: Construction Safety, Workplace Safety / EH&S