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What Is Knob-and-Tube Wiring and Is Your Older Houston Home at Risk?

Aaron McAlexander

Published on: 06/10/2026

Knob and tube wiring explained for Houston homeowners: how to spot it, the real fire and insurance risks, replacement cost per square foot, and next steps.

knob and tube wiringhome rewiringolder homesHouston electricianelectrical safety