You can attach them to the joist s side surface called the face or to the.
Bx wire for attic.
From the attic or basement pull steadily on the fish tape while a helper feeds the cable into the wall opening.
I wanted to go with mc for extra protection wired through the attic and so far it was able to withstand much of abuse from my side during the installation.
Understanding these temperature ratings and matching the intent of the building code should be attempted only by a licensed electrician on a case by case basis but the electricians i ve consulted agree that it s safe under normal conditions to bury older bx cable in cellulose insulation in an attic.
For a first floor installation you will be drilling up through the floorboard and then sole plate.
I took it to be the cable romex was going to be exposed.
Ed beal jul 19 17 at 19 08.
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Fish the cable.
Solid cu bx ac aluminum armored cable assortment.
From down in the basement the bottom of the floorboards.
Bx is sheathed in a flexible metal spiral made either from aluminum or galvanized steel.
It may take some finessing as the tip of the fish tape blade passes through the drilled hole in the wall plate.
Solid cu bx ac al armored cable armorlite cable.
But we need to know the type of wire and the type of access to the attic scuttle hole stairs to provide a complete answer.
Junction box mounting locations there are two options for mounting boxes that are wholly contained within the attic.
5 can you just have electrical wires exposed with all the junctions in junction.
Southwire 10 2 x 125 ft.
Wire from the attic to the basement near the flue blue.
Going under alternative names such as metallic sheathed cable type ac mc greenfield or armored cable bx cable is a collection of plastic coated insulated wires typically 14 or 12 gauge bundled together and protected by a ribbon like metal sheathing.
Many in the industry may still incorrectly refer to type ac as bx cable.
I ve used this 12 2 mc cable to extend a power outlet into my walk in closet.
Bx is also known as armor clad or flexible metal conduit cable.
The abbreviation bx has stuck to all metal jacketed cables for decades.
Bx contains one or more individually insulated hot conductors one individually insulated neutral conductor and a ground wire which may or may not be individually insulated.
Wire from the attic to a second floor outlet purple.
Bx s metal sheathing runs in a helix like or twisted manner around the wires.
Edwin greenfield and gus johnson developed basic armored cable in the early 1900s.
It s not as flexible as romex nor it should be.
Set your store to see local.
Wire from the attic to the basement using a second floor hvac return green.
Since insulation is combustible you must install face plates on all attic junction boxes to prevent contact between bare wires and insulation materials.
