Knob and tube wiring replacement costs are higher than many other home improvement projects at $24,300 on average or between $12,000 and $36,600. Homeowners can expect home size, accessibility of the ...

Knob and Tube wiring is an old two-conductor wiring method that consists of hot and neutral wires separated from each other. 'Knobs' are ceramic knobs connected to the house framing to hold the ...

Q We purchased our home in July 2005. The house is about 120 years old and in great shape, but there’s a ton of knob-and-tube wiring. Someone mentioned recently that homes must have most or all of it ...

Q: Our home was built in 1946 and has a serious electrical problem. The previous owner replaced the old fuse box with a breaker panel and replaced the old 2-prong wall outlets with 3-prong outlets.

I’m buying a house in an older neighborhood to set up as a rental unit. The house has the older style knob and tube wiring, which is visible in the attic. I’d like to add insulation to the attic to ...