Questions tagged [conduit]

Electrical conduit is used to protect electrical wires, when a simple jacket alone is not enough. Conduit may be metal or plastic (PVC). Use with the [electrical] tag.

21 questions with no upvoted or accepted answers
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166 views

How can I pull cable through wood and metal framing without damage?

I had to install a new wire for my water heater (higher amperage/bigger wire), and was drilling through the wooden top plate to snake the wire down the wall to the pass-through. Everything seemed ...
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53 views

In Wall Panel for Security System and Camera Cabling

I'm in the process of overhauling my home network and installing some door and motion sensors. I'd like to drop everything down into the Master bedroom, where I will install a panel that is set in the ...
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174 views

When running crawl space conduit, must the conduit be run through the joist via drilled holes, or can they be attached underneath?

I'm wiring my home for 110V and cat6e(48-0V). There is currently no wiring, just an air tight shell with interior studs exposed. There is a crawl space where I would like to run all of the conduit ...
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31 views

Workshop subpanel with possible solar backfeed

Needing to run power from the residence to the workshop. the need is 220v for the welder in addition to overhead lighting, the run is 375'....what wire and conduit size is needed? If in the future, ...
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110 views

150A for outdoors kitchen - wire size

I am working with the city to get the permits to build an outdoors kitchen with its own sub-panel. I decided to place it 100ft from the house. In my list[*] I have an electric tankless water heater, ...
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1answer
67 views

What is the purpose of this black felt on end of oven conduit?

I bought an oven which I am installing (reference this post for details) and I'm confused by the black wrap at the end of the conduit shown in the picture below. Is the wrap there just to prevent ...
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253 views

Does cabling between a mini-split indoor and outdoor unit need conduit?

I am installing a mini-split AC system where there are multiple indoor units connected to a single outdoor unit. For each indoor unit, there is a separate 4-conductor cable that connects to the ...
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26 views

Replacing old below-grade sleeves/conduit

Our boiler lines and hot water lines are running from building to building through four 6" diameter sleeves (about 12ft long). They appear to be clay pipe but not sure. Anyway, rainwater now gets into ...
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301 views

Electrical code - Conduit requirements for 50A copper cable through outside wall

Can anyone advise what (if any) sized conduit one has to use per code to have a 50A copper cable run from inside through an outside, concrete, wall? I live in Maryland, USA, if that is helpful. Would ...
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280 views

When do you use an aluminum vs PVC service entrace cap (weatherhead)?

When installing an overhead power service entrance, you can choose between metal conduit with a metal weather-head, or PVC conduit with a PVC weather-head. Is this 100% a matter of preference, or are ...
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320 views

Is ideal clear pulling lube okay for pvc conduit

I'm pulling NM 6 gauge 3 conductor (plus ground) through a 1 inch pvc conduit. I'm wondering if Ideal Clear pulling lube is okay. It says it's okay for all wiring types, but not if it's okay for all ...
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51 views

Bringing aerial cable into an existing PVC Conduit Body

I have an existing exterior conduit entering my house, carrying low voltage (CAT6, Coax) wires from our detached garage to my inside equipment room. I need to bring a new fiber-optic cable (for fiber ...
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31 views

Conduit combining pipe and wire

I need to run a 1/2" black pipe for gas and about 4 electrical cables, on average 12/2 AWG through a 12" thick brick wall. Can I do it in a single tube of conduit and what should I use? Is just DWV ...
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35 views

URD Service entrance cable for tankless hot water heater

I'm planning on running 2-2-4 URD service cable to a tankless hot water heater. It's a long story, but I have to run from an outside load center underground and through the subfloor of a building ...
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2answers
94 views

Metal Conduit For Tankless Heater

I'm looking at getting an EcoSmart(or similar) electric on demand water heater in my home(WA state, not in Seattle). The sizing indicates I'll need 3x8ga(3x40A breaker) conductors. Long story short, I ...
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1answer
465 views

Run conduit from exterior sconce

We have a sconce on the outside of our brick house on a covered patio currently. I would like to run conduit from it to allow us to place an exterior fan on the same covered porch. My questions: 1) ...
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38 views

Repairing earth link to conduit

The wiring in my property uses the conduit as the earth. I've checked the earth resistance and have no problems there. Unfortunately some of the ceiling lights are not properly grounded as the tabs on ...
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58 views

Service Panel and New Underground Conduit

So im remodeling and found out my electrical conduit that carries my lines from the my garage was rotted out. I had exposed electrical wires, still wrapped in sleeves, but exposed buried in the dirt. ...
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102 views

Tool to cut small diameter PVC tubing/conduit?

Goal I want to cut a lot of 1/2" inner diameter PVC conduit (the gray stuff, not white). Caliper measured 15mm ID, which is really 0.6", but I think it's sold as 1/2", or maybe the fitting are sold ...
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516 views

Commencement of Rewiring Room with EMT conduits inside the walls

I am rewiring an old house (50s) with romex to have the flexibilitiy to run it outside conduits when necessary and to further protect the wire from creatures plus making it easier to upgrade in the ...
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1answer
540 views

Adding electrical service to detached garage

Please let me know if this sounds correct- Sub panel fed from 80amp breaker in main building 200amp load center. Roughly 75' of 1" PVC conduit from existing load panel, under existing timber deck, ...