Old wire thicker than new wire? (2023 Update)

[Ed Pawlowski]

Union rats

[trader_4]

Those union rats must chew up AFCIs too. They are now part of code and if a wire is chewed they should kick off before any arcing can start a fire, which would mean Romex should be OK today.

[hah]

That's some strange wire. It shrinks while staying the same size.

[snip]

[Scott Lurndal]

The diameter of the metallic wire has not changed. The diameter of the thermoplastic insulation has been reduced.

[micky]

Four more.

Every 2 years for 8 more years.