Diy updating knob and tub
Some of the safety features of the system are: Improper alterations Improper alterations are the most consistent problem I find with knob and tube wiring, and they pose a significant safety hazard.
Unfortunately from a safety standpoint, the electrical system is one of the few things in a home that can be installed completely wrong and still Additional branches improperly added to the original wiring is one of the common problems I see.
Fairly common in houses built before 1930, the system uses porcelain insulators (knobs) for running wires through unobstructed spaces.
Porcelain tubes protect wires that run through studs and joists.
When additional branches or fixtures are added, the fuses protecting the old circuits are likely to blow frequently.
Installing larger fuses is an easy, but unsafe, solution.
As did the bead board that comes about two-thirds of the way up the wall. Unfortunately, the other one broke while I was trying to hang it up. Much gnashing of teeth and clenching of fists were involved. But look closely again at my light fixtures: And now look at these by Allen Roth that I bought later at Lowe’s: Can you guess what I did?
Some are small, some are large, but all of them are incredibly affordable.Unfortunately, this system is rarely intact after 80 or so years of use.Things that happen well after the original installation can cause major problems. Before I explain the problems, let's examine this old type of wiring.Is it something we should fear ourselves if our homes already have this type of wiring?Do you live in a home or commercial building that was built in the 1900’s to the early 1950’s?
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All it takes is black gloss paint and a few pieces of hardware.