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Updating electrical wiring

But why is it so dangerous that nobody wants to insure it?

Decide whether you want to run just electrical, or data, fire, and security as well.Older houses often have what is called ‘knob and tube’ wiring.This wiring is considered dangerous by most insurance companies today, making it hard to insure homes and buildings that incorporate it.You are not permitted to create a direct link to a document.For updates published before 2015, see the updates archive page.(Photo: Jon Crispin) Computers, blenders, TVs, even refrigerators—none of these existed when many historic homes were built and first wired.

So upgrading electrical systems is an essential task for a lot of old houses.

Shocks and fires can easily result from faults caused by knob and tube wiring.

2) Knob and tube wiring uses sheathing for insulation and both of these disintegrate easily over time.

Old houses often need updates to electrical systems; the author’s 1903 home was no exception.

Follow these tips to get it done without causing undue—or irreparable—damage to your building.

You may print the documents for your own personal use.