Inside many old homes in the Bay Area is an outdated electrical system called knob and tube, and insurance companies now see ...

"Knob and Tube" refers to a type of wiring commonly used from the late 1800’s until the 1940’s. At the time it was cost ...

Fire insurance is becoming an increasingly hot topic in the Bay Area housing market, and knob-and-tube wiring is stoking concerns. A common feature of old homes in the region is causing a headache ...