What is it? knob and tube wiring is the original wiring method used from the late 1800's until approximately 1945. It is a system that involved stringing individual conductor insulated wire across porcelain insulators called "knobs," and though other porcelain insulators called "knobs." and through other porcelain insulators called tubes."
Is Knob and Tube wiring safe?
This is an often asked question. There is a number of concerns with knob and tube wiring. Some of them are listed here....
1. It is an ungrounded system, which provides a greater chance of shock or electrocution and of damage of sensitive equipment.
2. It is very old wiring, and in many cases has deteriorated, cracked or missing insulation, which can lead to fires.
3. It is common to find that newer wiring has been improperly connected to knob and tube wiring by amateurs, resulting in dangerous conditions in the form of shock hazard, reverse polarity problems, switched neutrals, overloaded circuits, and fire hazards, to name just a few.
Just like other componets of your home, such as your roof, air conditioner and plumbing, there comes a time when replacement is necessary, That time has come for knob and tube wiring.
So to answer the question " is knob and tube wiring safe?" we have to say that in our opinion, the answer is "No."
What can you do about it?
In our opinion, rewiring the home is the only solution that correctly addresses knob and tube wiring.
If your home has knob and tube wiring, and concerned about the safety of your electrical system, contact CS Electric to arrange an assessment..