How do you run wire through a vaulted ceiling?
Quote from the video:
Quote from Youtube video: They make drill bits. That are this long and flexible. So what you do is you get to where you need to go and if you have to go over to the next can you'll slide this in bend.
Can NM cable be used in attic?
Yes. NM cable may be exposed in attic. This is very common in modern dwellings. Armored cable / MC is not necessary in your case.
How do I run NM cable in my attic?
Cable run across the top of joists
If the attic is accessible by permanent stairs or ladder, any cable running across the top of joists will have to be protected. Protecting the cable is as simple as installing “substantial guard strips”, which can simply be a 1×2 furring strip on each side of the cable.
How often does Romex need to be supported along framing members?
General Cable Support
Runs of NM cable must be supported at least every 54 inches. 1 They also must be secured within 12 inches of an electrical box that includes a cable clamp or within eight inches of a box or enclosure without a cable clamp.
Can flat NM cable be stapled on edge?
Flat cables shall not be stapled on edge. Sections of cable protected from physical damage by raceway shall not be required to be secured within the raceway.
Can you staple 2 Romex cables together?
When stacking multiple Romex wires under one staple, the general rule of thumb is to always wire just one wire per stable, and if you really must, staple no more than two wires side by side. In the field, anything more than two wires at a time is known as a stack.
In which locations is type NM cable not allowed to be run?
Type NM cable cannot be run outdoors even if it is run in a raceway because this is considered to be a wet location. Type NM cable cannot be run in any raceway other than using it as a sleeve in accordance with 334.15(B) and 300.15(C) or in accordance with 334.12(A)(1) Exception.
How many nm cables go through a hole?
The Answer. According to the National Electrical Code, you can have 4 12/2 nonmetallic sheathed cables through a single bored hole that is fire- or draft-stopped using thermal insulation, caulk, or sealing foam, or where proper spacing is not maintained for more that 24 in.
Is it OK to zip tie electrical wires together?
Electrical zip ties can be used to keep any sort of electric wires properly bundled and out of the way. Whether you need to keep your computer wires tied, an entire server tied down or any other large items keep neat and tidy, cable zip ties are the easy and economical way to get the job done quickly and easily.
Can you bundle NM cable?
Although bundling of NM cables is not a violation of the Code, installers must also be aware of the requirements to adjust the ampacity of the conductors in accordance with 310.15(B)(3). Where single or multi-conductor cables are installed similar to this installation, “longer than 24 in.
How tight should Romex staples be?
Do not hammer in those cable staples too tight. They should be just enough to hold the cable in place, but not so tight as to pinch the cable. It may not look like the staple is damaging the conductors, and the problem may not present itself for a few years after installation, as was the case here.
