Cool Knob And Tube Wiring Light Fixture Ideas. Knob and tube wiring made me nervous and my number one priority after the purchase was to replace all the k&t (short for knob and tube). You should be concerned with the safety of the wiring and the insurability of the home.

Luckily, in most cases, you won’t need to replace your entire wiring system. Knob and tube wiring made me nervous and my number one priority after the purchase was to replace all the k&t (short for knob and tube). The older parts of the house have knob & tube wiring and there is evidence of gas plumbing for lighting before the knob & tube was installed.