Copper Wiring Basics
What Wiring Is Mostly Used in Residential Homes? Understanding Copper and Romex

Discover why copper wiring and Romex cables are the most common choices for residential electrical systems due to their conductivity and durability.

NM Sheathed Cable Basics
What Is the Most Common Wiring Method in Residential Electrical Work?

Learn why non-metallic (NM) sheathed cable, also called Romex, is the most common wiring method for residential installations.