Best Place To Put Junction Boxes In Insulated Attic

Fiberglass insulation around a junction box.

Best place to put junction boxes in insulated attic.

If an electrical fixture presents any risk of overheating that fixture shouldn t be in contact with a flammable material such as fiberglass insulation. All your junction boxes must be visible and accessible. Geerlingguy mar 29 13 at 2 57. Even the professionals don t always give much thought.

In some cases you may also need the expertise of an electrician to safely insulate around junction boxes or cables. The same basic national. One very important component is the box where the wire will be installed. The original blown in insulation in my attic covers every last inch of wiring and junction box.

You must find a way to get your splicing in a junction box located above the insulation. Each time i go up there i bring a broom and sweep around a large area to simply find a cable box or wall penetration. Expect to pay an additional 85 per hour for this service. That latter gets especially tricky if you are tapping into a circuit in the attic where the wires are covered by insulation.

Junction box mounting locations there are two options for mounting boxes that are wholly contained within the attic. Home electrical wiring is the process of installing electrical wire to a location that will serve electrical devices or an appliance. Spray foam while the most expensive is best for noise reduction and new construction. Since insulation is combustible you must install face plates on all attic junction boxes to prevent contact between bare wires and insulation materials.

Installing an electrical junction box or j box in the attic is not much different from installing a j box anywhere else. How to properly install a junction box in an attic. No boxes hidden in wall and no boxes covered by insulation in the attic. Always cover the tops of the ceiling joists to make sure the insulation is deep enough to reach your target r value and to prevent thermal bridging the heat loss that occurs through the wood framing.

You can attach them to the joist s side surface called the face or to the. Expect to pay an attic insulation installer about 70 per hour.