The conduit tag has no wiki summary.
9
votes
2answers
412 views
Can I use old abandoned iron pipe as electrical conduit?
I have an older house (1920) and I have been planning on doing some rewiring to get rid of some k + t stuff. Anyway, I just noticed today that there are some irons pipes that used to be part of the ...
8
votes
1answer
193 views
How should I install a signal cable duct from new home office to a wiring closet?
I'm constructing a new home office and rather than having fixed cables from the (existing) wiring closet, I want to have the flexibility to add/remove/change cables in future, so I've been looking at ...
7
votes
3answers
1k views
Why is ENT rarely used for electrical wiring?
As best I can tell, the National Electrical Code 2011 allows electrical non-metallic tubing ("smurf tube" or ENT) to be used for running 120 V electrical wire. But everywhere I look, I see remarks to ...
7
votes
2answers
228 views
Do I need junction boxes where conduit containing data cables terminates?
I'm going to be running 1" blue PVC conduit from all my low voltage boxes to a structured wiring panel. My wiring panel will chase to the attic where necessary and I was wondering what the best ...
6
votes
2answers
613 views
How do you protect romex at the end of an EMT run?
Sometimes you need to run a circuit through both protected & unprotected space. For example, you might put a recep in workshop (unfinished walls = unprotected) over a crawlspace (protected).
To ...
5
votes
3answers
556 views
Running electric cables in basement shop
I am setting up a workshop in the unfinished area of my basement. I need to run a couple of electrical outlets and would like to run them along the block walls through grey PVC. Will this be a ...
5
votes
3answers
1k views
Does a grounding wire from a breaker panel to an outside grounding rod need to be in conduit?
I've got a breaker panel in my detached garage (it is not a sub-panel, but is a primary forked off just past the meter). The panel seems to be wired correctly- the neutral and ground bars are tied ...
5
votes
2answers
375 views
How do I set up a wiring closet that connects to the exterior of the house?
I'm looking to build a central wiring closet for ethernet, phone, and co-ax. I would like this closet to have a single pipe to the exterior of the house, which service lines can come in through. ...
4
votes
3answers
97 views
What material to use to close a too wide wire tunnel?
During the cold days I noticed a little draft coming from the light switch next to my house door. Removing the switch revealed that the tunnel for the cables was widened to fit the cables for the ...
4
votes
1answer
3k 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 ...
4
votes
1answer
169 views
Is there any NEC code requirement for how far off the floor Category 5 wiring must be run?
I am currently running conduit for Cat5e cable in the home office I am finishing off. Are there any rules in the code for how far off the floor Category 5 wires in conduit must be run?
3
votes
4answers
649 views
How do I widen a hole in wood for flex tube?
I bought some 1" smurf tube so that I could run coax, ethernet, and speaker cable to various low voltage outlets in my house. I used a 1-1/4" speedbor bit to make a hole in the floor from my crawl ...
3
votes
3answers
718 views
What's the correct way to pass wire to exterior electrical box?
I'm doing some remodeling in our basement, and came across the following (see pictures). It looks like the contractor simply wrapped tape around the conduit to secure the box to the wall.
How are ...
2
votes
2answers
356 views
What extra conduit should I include in a utility trench?
I'm putting in a trench with electricity + water + phone from the street to a future house site. The trench will be around 150' long. The electricity and phone will each be in their own conduit, ...
2
votes
2answers
239 views
Should I be able to run some 1.5" PVC chase conduits from attic to basement next to a cold air return?
I have a new home I just moved in to and rather than having them put this stuff in ahead of time (silly me) I'm now trying to do it now.
Here is my situation...
I live in a 2 story home with a ...
2
votes
1answer
211 views
What is the safe/proper way to run non-metallic conduit between floors?
I need to run a CAT5 line and a 22/4 alarm wire from my 2 story attic to the first floor. I have access to the interior of the walls (I will re-dryboard). I'd like to run carlon ENT from the attic ...
1
vote
4answers
2k 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
3answers
206 views
Should I be worried about this gap in electrical conduit?
Background
My project this weekend is to get my garage repowered so my tenant will be able to plug his car in during the winter months. When I bought my house it was recently renovated by house ...
1
vote
2answers
343 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 ...
1
vote
1answer
630 views
How do I insulate around conduits and into difficult edges in my attic?
I am thinking about adding a little over a foot of insulation to my attics.
I understand that there shouldn't be gaps between fiberglass batts (I read that this can reduce efficiency by 25%, whatever ...
1
vote
1answer
55 views
What are my options for running feeder cable into an exterior main panel?
I'm trying to connect a 4/3 nm feeder cable into to my exterior mounted service entry / main panel.
There is already what looks like a 1 1/2" rigid conduit from the crawlspace through the rim joist ...
