How is UF electric wire different from regular Romex cable?
If you lay cable underground, it must be UF (underground feed) cable, which has each individual wire insulated and has plastic wound around the insulated wire for weather and sunlight protection. Romex has a paper product around the wires. What type of wire should I use for a 220-volt outlet? The best choice is a three-wire cable with a ground. Also, make sure it’s rated for the amperage you need. Which color of wire nut do I need? Check the package. It will tell you what size and how many wires each color of nut will hold. Is there a special extension cord for my window air conditioner? Yes, you need to use a major appliance cord. A regular extension cord doesn’t have heavy enough wire to safely conduct the necessary current. What is the difference between an extension cord rated for outdoor use and a standard one? The outer coating of the insulation on the outdoor-use cord is weather and sunlight resistant. What tool should I use to strip the plastic sheathing off wire? A combination
