Knob and Tube Wiring Removal - Prime Electrical
2019-10-16 · Knob and tube could supply more than adequate power to period appliances, and it was safe if installed properly. Also ceramic knobs and tubes had an almost indefinite service life if not damaged. Given the benefits, knob and tube wiring was popular across North America for over forty years! Post World War II, knob and tube wiring became less ...
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