How To Wire A Junction Box In The Attic

Remove inches of insulation from the ends of the black and the white insulated wires.

How to wire a junction box in the attic.

I would like to add a switch and light to the existing electrical circuit wiring and not have to install more wiring and a new circuit breaker. Placing a fold of electrical tape over the end of a unused wire is fine in a temporary situation but not as a long term solution. Ctorx aug 23 18 at 23 12. Wiring should be stapled to the wood studs and have splices in accessible junction boxes.

The cable you cut if originally properly installed will be too short for that because there will be little or no slack you will need two junction boxes. Junction box mounting locations there are two options for mounting boxes that are wholly contained within the attic. It is best to screw a wire connector over the end of the wires and cover the box with a blank plate as you have mentioned. What is the correct and most efficient way to splice 14 2 from 14 3 that is running through my attic.

Turn the plastic wire nuts also called wire caps onto the ends of the wires. You can attach them to the joist s side surface called the face or to the joist s top surface called the edge. The splices must be made in a permanently accessible junction box. Use the appropriate size of wire nut for the wire.

There are no issues with modern wiring touching insulation. Since insulation is combustible you must install face plates on all attic junction boxes to prevent contact between bare wires and insulation materials. Place wire nuts on the wires. Be careful when stripping the insulation from the wires that you use the proper notch on the wire strippers.

Then you connect the two boxes with a short length of cable. So from junction box directly to outlet. Check local electrical codes for specific requirements. Ground wire would run down the wall and be connected directly to the ground screw of a new 3 prong outlet that will replace the old 2 prong.

Each positioned so you can get 6 8 of the cut cable in the box. From the junction box the existing ground goes back to the panel.