Cables shall not be run on or across a the upper faces of ceiling joists or the lower faces of rafters in attic or roof spaces where the vertical distance between the joists and the rafters exceeds 1 m.
Run conduit in attic.
For the threads that ll go into the lb and subtract the bending allowance listed on your bender usually six inches from this measurement for the bend.
Emt would be fine too but dealing with 10 sticks of conduit in an attic may be a challenge.
Electrical conduit is metal or plastic pipe through which electrical wires are run.
Temporarily attach the lb to the shed and measure from the bottom of the trench to the bottom of the lb fitting.
How to run wire through an attic step 1.
I d like to use 3 of sch40 1 1 2 pvc conduit to protect the romex on the outside of the house.
The volume of regulators inside the conduit is limited by code so it might not work to use conduit.
As long as it isn t very accessible up there so physical damage isn t a concern cable or flex conduit seems easier.
But that plan looks naive because i ran into some wood about 3 inches up from the hole in the soffit.
A gray colored cable with wires inside a sheath or is it three or four individual conductors run from the meter to the panel.
Run the metal conduit and plan the bend.
It was suggested that i bend the conduit in the center 90 degrees and push it up through a hole in the soffit to enter the attic.
Measure the distance between the two sites you want to run wire between and make sure you will have enough wire.
Find your attic access.
Either rigid or flexible conduit protects the wires and is used in exposed locations such as along the exterior surface of a wall.
Spacing is a major factor in deciding whether to use conduit.
This is usually a moveable piece of drywall or plywood that covers a rectangular hole in.
There is no need to run conduit in a home for most of your outlets romex is fine for outlets lighting circuits in the crawl space walls and attic as long as it is stapled to the trusses and within 6.
This is especially true when you need to curve the wires around a bend which further limits the space inside the conduit.
It will make a difference as well as the length of that run going up into an attic and then down another wall.
Running it from the hub on top of the panel up and into the attic just above the top plate of the wall.