All your junction boxes must be visible and accessible. No boxes hidden in wall, and no boxes covered by insulation in the attic. That latter gets especially tricky if you are tapping into a circuit in the attic where the wires are covered by insulation. You must find a way to get your splicing in a junction box located above the insulation. Installing Electrical Wiring and Junction Boxes - Electrical Code for How Many Wires in Junction Boxes - There is always the possibility that electrical wiring connections or splices could become faulty so the required access is necessary perform inspections an repairs as needed. This is in Ontario. I took some pictures of the attic wiring at a clients home. I have never seen attic wiring installed this way. It looks like the circuits were added recently too. They say that the wiring was put in to add a few lights to bedrooms and it was inspected. Is this to code? The wiring is so close to the roof and run along the joists.

• Can You Put Electrical Junction Boxes In The Attic
• Ontario Electrical Code Junction Box Attic
• Ontario Electrical Code Junction Box Attic Fan
• Ontario Electrical Code Junction Box Attic 2
• Can Electrical Junction Box Be In Attic

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Can You Put Electrical Junction Boxes In The Attic

Junction boxes must be installed where they are always accessible; never install a junction box in a concealed wall or ceiling space where the box cannot be accessed in the future. Junction boxes also must be covered with solid covers with no holes.

Likewise, is it OK to use junction boxes? Never connect wires outside of electrical boxes. Junction boxes (or a J box) protect the connections from accidental damage and contain sparks and heat from a loose connection or short circuit. Where connections aren't contained in an electrical box, install a box and reconnect the wires inside it.

Correspondingly, can you drywall over a junction box?

Junction box covers must remain accessible; they cannot be covered with drywall or other surface material.

Are junction boxes bad?

Overfilling a Junction BoxCramming too many wires into a junction box is not only dangerous, but it's against the National Electrical Code. Plastic junction boxes are stamped with their approved volume; you may have to calculate the volume of a steel box on your own.

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Ontario Electrical Code Junction Box Attic

Ontario Electrical Code Junction Box Attic Fan

Ontario Electrical Code Junction Box Attic 2

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Can Electrical Junction Box Be In Attic