Diy updating knob and tub
Be careful not to step on any hidden wires as this can cause damage to them.
These two are the hot wire and the return neutral wire; the ground wire is missing.
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.
It’s best to get it fixed before you lose a potential sale.
Knob and tube wiring used to be a state-of-the-art technology, but it’s been found to be dangerous and should be fixed or replaced as soon as possible.
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The attic and basement are not the only places knob and tube wiring can appear.