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.

Filter by
Sorted by
Tagged with
1
vote
0answers
221 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 ...
2
votes
3answers
1k views

How to connect metal conduit to in-wall NM cable?

I have NM cable in metal conduit running along a wall. At a corner, the conduit enters wall space, and ends at a metal box in the wall. The line is continued by in-wall NM. How should I handle the ...
1
vote
2answers
645 views

Reducing 1 1/2“ conduit to 1/2” liquid tight

I'm running multiple wires through the same PVC conduit pipe (1.5") that need to exit into flexible liquid tight that is (0.5"). I'm not seeing any reducers for doing something like this other than ...
4
votes
2answers
9k views

What size wire should I use for my yard shed, and how deep should I bury it?

I'm planning to build a shed next spring, and want to make sure my thoughts on power are correct. The shed is about 100' from the house, with another 20' inside the house to get to a subpanel. All I ...
2
votes
1answer
403 views

is fire alarm system conduit color clearly identified on NFPA or UFC?

Inspector says that I have to use red emt conduit for fire alarm system. I want to prove that it doesn't specified in any standarts.
1
vote
1answer
51 views

Running 8/3 along strongback

I'm running a 220(240) 8/3 line for a table saw in my garage. I can fish the 8/3 to the box. I need to run the line to the other end of the garage. The other lines are run down the 1.5" side edge ...
1
vote
2answers
838 views

Running conduit between basement and 1st floor

My basement is currently unfinished but within the next few months we plan on finishing half of it as living space. Before the framing and drywall goes up I want to run a conduit between the ...
2
votes
1answer
230 views

How to run low voltage wire from one side of kitchen hood to the other?

I need to run low voltage wire for under cabinet lighting from one side of an exhaust hood to the other. I would like to install a conduit so that the wire can be pulled later in the project (after ...
1
vote
1answer
105 views

Adapting an outside wall outlet to suface mount conduit?

This was a previous question with some great answers. How can I adapt a wall outlet to suface mount conduit? One answer was: "There are collar boxes available that have conduit KO's (knockouts). Just ...
6
votes
1answer
4k views

How can I adapt a wall outlet to suface mount conduit?

I have a single gang in wall outlet in my basement. I would like to adapt it into surface mount EMT conduit to get an outlet at a different location. Ideally I would be able to keep a plug at the ...
1
vote
2answers
13k views

How can I remove a stuck coax cable from a conduit?

In my newly-built house, an empty conduit was added into the foundation so that an antenna cable could later be pulled through. The conduit is around 9 meters long and has three 90-degree bends with a ...
5
votes
1answer
3k views

What would be the most economical way to run wire for a driveway light?

I want to run electrical power through my woods to end of driveway. There will be no driving or walking over this area of 300', but I do have squirrels, deer and other "critters" that might chew. What ...
4
votes
4answers
715 views

How one is supposed to “plug” a conduit running from basement to attic?

I'm going to install a 2" conduit from my unfinished basement into the attic, through the first and second floor. It will be used primarily for getting Cat6 cables into upstairs bedrooms. 2" diameter ...
2
votes
1answer
639 views

Where can I find straps or hangers to secure/support FMC?

I am looking for products to secure FMC (flexible metal conduit). I am having trouble finding any straps or hangers larger than trade size 3/8" that are labeled for anything other than EMT (electric ...
1
vote
1answer
291 views

Is there such a thing as a backless junction box/conduit fitting?

I have a battery enclosure for a small off-grid solar installation, and I want to run the battery cables out of the enclosure to the DC breakers and inverter. I'm looking for a backless junction box ...
0
votes
0answers
461 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 ...
2
votes
2answers
20k views

Conduit Size for Sub-Panel run?

I have old overhead wires that go between my home and a detached garage. The plan is to remove the overhead wires and install a new sub-panel in the garage with an underground (PVC 80) run between the ...
6
votes
2answers
12k views

Is a splice permitted in a PVC conduit body?

I'm talking about something like this Type LB Conduit Body
0
votes
1answer
4k views

PVC electrical conduit connection to service panel

I am installing an outdoor conduit that consists of four #8 AWG THHN wires inside gray 1" PVC. I need to hook it up to the main service panel and I am not sure what's the best way to do it. I ...
2
votes
1answer
1k views

Non-metallic conduit support on horizontal surface in inaccessible space

NEC says I need to secure 1" nonmetallic rigid conduit (Schedule 40 PVC to be precise) every 3 feet, which makes perfect sense when it is hanging between supports horizontally, across joists, or on a ...
5
votes
1answer
27k views

How should I run speaker, HDMI and electrical wiring for my ceiling mounted projector theater room?

BACKGROUND: New house built 5 years ago. I have a basement theater room with 12 foot drywall ceilings that have HVAC conduit and recessed lighting (in other words there is some space behind/above ...
30
votes
4answers
5k views

How to future-proof a long cable run

I'm starting on a project that will involve digging a long (roughly 150-200 meter) trench from my house down to the road. The trench itself will be a considerable expense and so while the ground is ...
1
vote
1answer
832 views

In the UK, what type of flexible conduit should I use for electrics in shed that run underground and emerge through the concrete base?

In the UK, what type of flexible conduit should I use for electrics in shed that run underground and emerge through the concrete base? I see various standards quoted such as IP66. Would this be ...
1
vote
4answers
8k views

What diameter PVC conduit should I bury under my front yard?

I'd like to run two 20A circuits to the other side of my front yard. I'll be using 12AWG THWN conductors, over a length of about 20 feet through PVC conduit buried at a depth of 18 inches. What ...
4
votes
2answers
2k views

Is Schedule 80 PVC Conduit Suitable for Short Directional Boring?

I'm running some electrical wire around where I'm building my house. There are two places that I'd rather not dig through: A driveway and a creek. The creek is the most important, because the state ...
0
votes
2answers
93 views

What conduit should I install underground that meets code?

I want to run a conduit under my front yard about 20 feet. I will be trenching to 18 inches deep, but was curious what the easiest conduit is to install that meets code? PVC? EMT? Liquidtight?
2
votes
3answers
7k views

What size conduit should I use for Coaxial and Ethernet?

I'm looking at feeding both a coaxial and an Ethernet(probable cat6A) cable too multiple locations in my house shortly. I was wondering what size conduit should I use?
1
vote
2answers
2k views

How do I install EMT conduit for an outdoor 6/4 power run?

I need to run NEMA 14-50 50A outlet from the breaker show to the garage (approximately 30') . From the red line, I plan to run 1" EMT conduit as show in the picture, four #6 wiring inside, 50A breaker ...
2
votes
2answers
8k views

How do I connect the wires inside a conduit junction box?

I have some wiring in my garage (done by a sparky believe it or not...) where the wire is quite loose, just tacked to the wall with clips, and there are a few junction boxes as well as the usual ...
0
votes
1answer
526 views

Adding ground to an existing conduit

Continuing my basement shop brainstorming... As I said in another question, the good news is that I've got a 30-amp 240V circuit more or less in the right place and available, and easily accessible ...
1
vote
2answers
960 views

Running LV conduit through attic - what do I need to know?

I want to run 1" LV conduit (Carlon Resi-gard) through the attic. Basically, I am using the attic for the "horizontal" run from one room to another. I will be sealing the hole with some caulking, ...
2
votes
4answers
14k views

How does the cost of conduit compare to conventional wiring?

I know I want to future proof my new construction by installing conduit instead of trying to guess what wires I'll want in 50 years. But I want to understand the cost of conduit vs. non-conduit, at ...
1
vote
1answer
478 views

Is there a way to find rebar in concrete walls?

I was wondering if there is a way to find the tie rods and also plastic electrical conduit in concrete walls. In Ecuador all walls are made from poured concrete and plastic conduit is run. But it all ...
1
vote
2answers
3k views

Do separate pieces of EMT conduit qualify as “pull points”?

Question: Do two separate pieces of EMT conduit joined by a connector qualify as a "pull point"? Background: I need to make six 90 degree turns in 2" EMT conduit to route wire for a new sub-panel ...
0
votes
6answers
818 views

3" conduit with many bends - is it worth to build it?

I am working on sending some cables (RG6, Cat5 and speaker cables) from basement to the attic. This is a typical 2-story house. After reading some posts found over the Internet, I am now considering ...
1
vote
1answer
5k views

Any issue with running 240v and 120v THHN in the same conduit and can they share a ground?

Im running electrical for a mini split which requires a 240 line and there has to be a GFCI outlet near by so I'm running that too. The only way to get it there is through conduit (not buried) so I ...
2
votes
1answer
6k views

Can I bury RG6 in the same conduit as electric?

I am burying electric wire in a PVC conduit from my house to my shed, I want to run RG6 cable for cable TV also, can I run the RG6 in the same conduit as the electric wire? without any trouble or ...
2
votes
1answer
8k views

Which cable/conduit should I use to run a new 240 volt line for an oven?

I'm in the middle of a kitchen remodel and have hit a slight snag and need some advice on how to proceed. I'm moving the oven into an island, which requires moving the 240 line used for the oven. The ...
2
votes
1answer
134 views

“Stringing” conduit together

Is it OK to take a piece of string and slip the conduit pieces you are putting together onto it before you assemble them? I was thinking that doing this would be easier than trying to fish or feed a ...
3
votes
3answers
47k views

Does electrical wires on exterior need to be in conduit?

Do I need to run electrical wires exiting the breaker box on the exterior wall of the house & traveling across the wall in conduit or can the wires be stapled to the wood siding with steel staples?...
8
votes
5answers
44k views

Why is it good practice to remove sheathing from NM wire when going through conduit?

I've been discussing specifics of an electrical job with a licensed electrician and he mentioned that in my area, it's acceptable/recommended to feed 12 gauge NM wire through an outdoor conduit but ...
2
votes
1answer
1k views

Exposed Romex cable on garage ceiling without conduit protection

I am working on an old house. The garage ceiling (attic floor) has exposed beams (ie. it doesn't have sheetrock on the underside that provides for a finished ceiling). The power to the garage door ...
1
vote
0answers
875 views

How should I secure electrical wire to a cinderblock wall in a crawl space?

I just purchased a house that was built around 1995 and has a cinderblock foundation that is exposed under the deck. There is a detached workshop that is about 100ft from the house that gets its ...
3
votes
1answer
304 views

How should I route PVC electrical conduit around lightning prevention downleads?

What precautions or steps are needed when routing Schedule 40 PVC Electrical conduit across (90 degree crossing) a lightning prevention downlead? This downlead looks to be braided copper cable ...
0
votes
1answer
505 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, ...
0
votes
1answer
1k views

How to waterproof metalic electrical conduit entrance in concrete wall?

I have concrete garage inside the hill below house level. Electrical metal conduit runs underground and enters the garage at the top of concrete wall. It may 12"-15" below surface. See pictures. It's ...
1
vote
1answer
288 views

What should I do about damaged electrical conduit?

I'm adding an electrical line to my outdoor pool breaker box. I was digging near the box with a pickaxe (yeah, I know, stupid) and was trying to be careful, but I was not careful enough. I don't ...
2
votes
1answer
676 views

Drilled a shallow hole in concrete ceiling and some water came out. What now?

We are on a ground floor of a condo building and to put up the partitions I drilled a small hole and after about 1" depth the drill fell into a void (about 1" more) and about a quart or so of clear ...
3
votes
2answers
2k views

What is the preferred method for removing & replacing electrical wiring in the garage?

I just purchased a house built in the mid-1990s in Kansas, U.S. The garage is generally finished: It has sheetrock walls and ceiling. It also has outlets spaced every 6 feet or so about 4 feet above ...
3
votes
2answers
2k views

Fittings for conduit passing through ceiling/floor

A follow up to this question: Running Coax cable to the upper floor If I cut a hole in the ceiling of my dining room and then another in the floor so I can run a conduit from the upstairs all the way ...