Nylon 12 awg residential wire for outlets switches and other loads copper cu conductors for dry locations up to 90 degrees celsius or 194 degrees.
Non metallic wire.
This is in contrast to metallic sheathed cable or conduit wiring in which the bundle of individual conductors is protected by some form of a metal coil or metal conduit.
The non metallic nm designation refers to the outer sheathing that bundles individual wires together like a cable.
Find non metallic wire by the roll at lowe s today.
Find non metallic jacket wire at lowe s today.
Outer cable sheathing wire insulation and wire.
History of non metallic cable use nm cable was invented by the romex company in 1922 and was first described and listed by the nec national electrical code in 1926 but it did not come into prevalent use until the early 1960s when plastics replaced woven rayon as the material used for the outer sheathing.