Distribution and use of electricity throughout the home. Electrical standards vary greatly worldwide, so providing your location in your question or your profile helps ensure you get answers that are relevant to you.

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5
votes
2answers
3k views

How does a 2 way light switch work?

A two way light switch allows the light to be controlled from two locations, how does this work?
2
votes
1answer
109 views

What are the building regulations in the UK for fitting a light in a bathroom?

What designs of lights are allowed? When do I need to get a building regulation inspection?
6
votes
1answer
3k views

What is a ring main?

What is a ring main and why are they used in the UK but not elsewhere?
12
votes
3answers
671 views

What is “knob and tube wiring”?

I assume this is some USA wiring system, am I right?
3
votes
2answers
3k views

What are the differences in the wiring standards between the USA and the UK?

There are lots of electrical questions that assume everyone is in the USA, so what is different for people that are in the UK?
3
votes
4answers
1k views

How do I make a lamp cord stick to drywall?

Because trying to fish electrical wire through the walls and ceilings of my old house was too daunting, I have resorted to using a lamp cord to power a ceiling-mounted light from an existing outlet on ...
8
votes
2answers
219 views

What is an Arc Fault Circuit Interrupter?

What is an Arc Fault Circuit Interrupter (AFCI) and where should they be used?
30
votes
9answers
14k views

Should old knob and tube wiring be replaced?

I have been doing some electrical work in my house and I noticed it has old knob and tube wiring that is still hot, should this be replaced as found or is it fine to just leave it? It seems really ...
15
votes
7answers
1k views

How do I safely replace a worn out electrical outlet?

I have a number of outlets that are old and worn out (plugs fall out of them mainly.) Obviously I need to turn off the breaker to replace them safely but any guidance on how to rewire them, how to ...