Code Quiz: Signs with a Retrofitted Illumination System

When retrofitting signs equipped with tubular light-emitting diode lamps powered by the existing sign sockets, the sign shall include a label ______________.

Register to view the full article

Register on EC&M and gain access to premium content, including this article and much more.

Hide comments


  • Allowed HTML tags: <em> <strong> <blockquote> <br> <p>

Plain text

  • No HTML tags allowed.
  • Web page addresses and e-mail addresses turn into links automatically.
  • Lines and paragraphs break automatically.