Apr 11, 2025 · Podcast Episode 680: Knob-and-Tube Wiring, Vapor Movement, and Gutter Covers Listeners write in about shower panels and cordless tools and ask questions about old …

Dec 5, 2008 · Also, in very old houses, knob-and-tube wiring was typically set up with one neutral shared by two circuits. In the earliest days, this was in houses with 30 amp, 120 volt service.

May 3, 2019 · Knob and tube is very dangerous. The insulation on the old wiring gets brittle and is likely to come off exposing the wiring. There is no quick fix. If the knob and tube has been …

May 29, 2002 · I have a number of places in my victorian where I want to upgrade from knob and tube to romex, but can’t get all the way to the final device. My local electrical inspector says …

Knob-and-tube wiring whose insulation has deteriorated or that has been damaged. Also, if knob-and-tube wiring in the attic has been covered with loose-fill insulation or insulation batts, that is …

Mar 26, 2005 · We're in the process of rewiring a 1920's brick home with knob and tube, and we've come along alot of metal sheathing that goes back into the knob and tube, so don't …

Feb 4, 2004 · My last house had knob and tube. My electrician tied one circuit into a metal box by running the wires through short pieces of a rubber-like bushing material he had that then went …

Jan 20, 2000 · * Since Knob & Tube wiring uses a seperate Hot and Neutral wire and they need to be routed with air between them, the routing used back then followed very different rules than …

Nonmetallic sheathed cable Knob-and-tube Knob-and-tube wiring is comprised of individual wires, each with a protective sheathing of cloth or rubber. The wires are supported by ceramic knobs …

Mar 7, 2002 · * DW and I are moving into a home shortly with knob and tube wiring. Some of the receptacles are beat and need replaced. Anything I should know or look […]