Selling a House With Knob and Tube Wiring: Should You Be Concerned?
If you live in an older home (and there are many of them in St. Louis) it might have knob and tube wiring. Knob and tube (or K&T) was the standard method of electrical wiring when electricity was first used in homes in the 1880s. New innovations in cable and wire came along in the 1920s, but K&T was still common up until the 1950s when more modern methods took over.