Run 3 4 Emt Attic

01 12 2016 09 30 pm 7.

Run 3 4 emt attic.

First you are right to abandon the idea to bend emt through the soffit and into the attic. Electrical metallic tubing emt steel wheatland electrical metallic tubing emt is an unthreaded wheatland electrical metallic tubing emt is an unthreaded steel thin wall raceway of circular cross section designed for the physical protection and routing of conductors and cables. The galvanized steel 1 1 4 in. For interior or exterior use.

It s just the meter outside mounted on the exterior of the home then the wires run up the studs into the attic then down into the utility room where the breaker panel is located. Emt 90 elbow the galvanized steel 1 1 4 in. Instead of that i would use a box to transition to 6awg thwn in 3 4 emt in the attic then run the emt out of the house and lb the run down to a lr body that goes into the right side of the box right above where the service wires go in. Unless you get really lucky the geometry just doesn t work out.

Nm cable inside conduit. National electrical code appendix c table c1 shows how the maximum number of wires in conduits including emt electrical metallic tubing this information is based upon nec table 1 chapter 9. Ok i am assuming you are running 15a or 20a circuits for the bathroom and it can be run in 1 2 conduit. A 3 4 inch conduit can hold sixteen 12 gauge wires or twenty two 14 gauge wires.

Also put a 1 8 hole in the bottom of the lr to make sure that water can get out of it instead of building up and then going off into your panel. Temporarily attach the lb to the shed and measure from the bottom of the trench to the bottom of the lb fitting. If an electrical inspector has flagged nm cable that has been run incorrectly you might be tempted to install the conduit then reuse the same nm cable by running it through the new conduit.