knob and tube wiring

noun

Definition of knob and tube wiring

: open electric-wiring work in which the wires are supported on knobs or cleats and encased in tubes where they pass through beams or partitions

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Cite this Entry

“Knob and tube wiring.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/knob%20and%20tube%20wiring. Accessed 3 Oct. 2022.

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