We protect people and the businesses they run.â„¢
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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.

News & Events
  • Slow signs constructed of heavy-duty, .080" aluminum that will not rust
  • Reflective sign face for added visibility in low-light conditions
  • UV-resistant inks prevent fading during long-term outdoor use
  • Traffic signs feature top and bottom center holes for post- or fence-mounting
  • Choose from the following materials:
    • Engineer-Grade Prismatic - Good choice for added visibility in low-light conditions

Industry: Transportation

Manufacturer Name: J. J. Keller

Manufacturer Item Number: 47699

Size: 24" x 24"