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I've always been told to put aluminum on top of copper when
I've always been told to put aluminum on top of copper when spicing together . This is because of corrosion (electrolysis) My question is about Thermal expansion. Aluminum expands more than copper whe… read more
Mike G.
Mike G.
Master Electrician
Vocational, Technical or Trade Scho
9,751 satisfied customers
Does all outside wiring need to be in a solid aluminum
does all outside wiring need to be in a solid aluminum conduit or can it be flexile grey stuff? I want to run a line fro the basement out to a split unit condensor. also in nyc do I ahve to use BX or … read more
Mike G.
Mike G.
Master Electrician
Vocational, Technical or Trade Scho
9,751 satisfied customers
I am trying to install a dimmer switch but I don't know what
I am trying to install a dimmer switch but I don't know what to do with the ground wire. It appears my wiring does not have ground wire. Can you help me? … read more
Kevin
Kevin
Licensed Electrical Contractor
Diploma
5,903 satisfied customers
I accidently got a package of BX/AC armored cable instead of
I accidently got a package of BX/AC armored cable instead of the MC-Lite metal clad cable I've been using, so there's a small bare aluminum (?) wire instead of the green copper ground wire I'm used to… read more
Kevin
Kevin
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Re Farraday cage. We have an aluminum back yard shed. All
Re Farraday cage. We have an aluminum back yard shed. All aluminum except the floor. We are hoping to cover the floor with aluminum or a similar even more appropriate metal to create a Farraday cage t… read more
Phil
Phil
Consultant to Engrs, Govt & Contractors
Degree, Mech Engr Technology
11,032 satisfied customers
Good evening Mike, I am in the process of changing a light
Good evening Mike, I am in the process of changing a light fixture in my kitchen. I turned off the wall switches to the previously installed over head light then I checked the wires with a plastic fus… read more
Mike G.
Mike G.
Master Electrician
Vocational, Technical or Trade Scho
9,751 satisfied customers
I will be running some exterior wire Southwire 2-2-2-4 Aluminum
I will be running some exterior wire Southwire 2-2-2-4 Aluminum SER Wire... to connect the line from the top of the house to the meter. This is in a dangerous, high theft area and I want to protect th… read more
Mike G.
Mike G.
Master Electrician
Vocational, Technical or Trade Scho
9,751 satisfied customers
Kevin, This is a follow-up to my recent question re. the wire
Kevin, This is a follow-up to my recent question re. the wire that I need to buy/provide for my electrician for my 100amp box. You said it would be either 4 AWG copper or 2 AWG aluminum. On the Home D… read more
Kevin
Kevin
Licensed Electrical Contractor
Diploma
5,903 satisfied customers
I have a ceiling mounted light fixture with what SEEMS to be
I have a ceiling mounted light fixture with what SEEMS to be aluminum foil covering fiberglass in a circle shape. My huge concern is it will catch on fire from the heat.As I have been using the fixtur… read more
Mike G.
Mike G.
Master Electrician
Vocational, Technical or Trade Scho
9,751 satisfied customers
Are Ideal 65 wirenuts an acceptable solution to repairing aluminum
Are Ideal 65 wirenuts an acceptable solution to repairing aluminum wiring in homes. I am also a master electrician, but have not had to deal too much with this. I became aware of two other solutions, … read more
AssuredElectrical
AssuredElectrical
Master Electrician
High School or GED
3,264 satisfied customers
How difficult is it to install AlumiConn, aluminum to copper
How difficult is it to install AlumiConn, aluminum to copper plugs? We have an older double-wide mobile home with aluminum wiring and we want to make it safe by using these plugs in order to do a copp… read more
Joseph
Joseph
743 satisfied customers
Green sticky liquid is forming on many of my wire connections
Green sticky liquid is forming on many of my wire connections in the attic of my older home in the Bahamas. This is copper wire, thus the green color but the liquid is oozing out from under wire nuts … read more
Rich
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Master Electrician
Vocational, Technical or Trade Scho
1,117 satisfied customers
Some of my lights occasional dim up and down. This seems to
Some of my lights occasional dim up and down. This seems to be due to the push-on connection tab on the breaker panel bus and the circuit breaker connection. The bus on my Cutler Hammer box and the ta… read more
electrifier
electrifier
Master Electrician
Bachelor's Degree
1,458 satisfied customers
A 1971 mobile home appears to have aluminum wires. I pulled
A 1971 mobile home appears to have aluminum wires. I pulled an outlet and I see black conductors. Is this aluminum that has oxidized or is it somehow tin-coated copper?… read more
Sir Sparks
Sir Sparks
Owner
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2,519 satisfied customers
Is splicing a section of new copper wiring to existing aluminum
Is splicing a section of new copper wiring to existing aluminum wiring permissible under the NEC for residential wiring?… read more
Paul
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799 satisfied customers
My home was built in 1963 with aluminum wiring. I have replaced
My home was built in 1963 with aluminum wiring. I have replaced all of my switches and outlets with CO/ALR devices. Now I need to extend one aluminum circuit- it is 12 GA- by adding a (12 Ga?) copper … read more
Sir Sparks
Sir Sparks
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What is the most common type of wiring used today in homes ...
What is the most common type of wiring used today in homes and apartments. Can you tell me how to differentiate between BX, Romex, Conduit, Aluminum or Copper.… read more
Paul
Paul
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799 satisfied customers
Why are you not allowed to solder the connecting ...
Why are you not allowed to solder the connecting strained 12 gauage wire that has been twisting todether and then soldered before covering with plastic wire nut? e-mail:[email protected]… read more
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Joseph
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electrifier

electrifier

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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