Questions tagged [pvc]
Polyvinyl Chloride(PVC) is a common type of plastic pipe, used for both plumbing as well as electrical conduit. Use with the [plumbing] or [conduit] tags when your question is specific to this type of pipe.
444
questions
3
votes
2
answers
814
views
Why can THHN/THWN go in Schedule 40 PVC but NM cable (Romex) requires Schedule 80?
NEC 334.15(B) says that exposed NM wire run along an interior wall should be protected, and they list various acceptable raceways, including Schedule 80(!) PVC, but not Schedule 40.
Why does NM cable ...
0
votes
0
answers
31
views
Water coming out of exterior drain?
Please forgive me as I am not an expert. There is a drain pipe, as shown the photo that comes out in my mother's yard. From my understanding, I followed it and it collects water from the rain gutters ...
- 1
0
votes
1
answer
22
views
3” PVC for toilet too high in joist cavity causing elbow to be above finished floor
Im moving the toilet across the room. This caused an issue that after achieving proper fall (which I don��t even have. I only have 1/4” per 18”) the elbow below the toilet flange is too high.
The ...
0
votes
0
answers
33
views
Sub Panel location changed from side to the front side of the house access issue from the attic
Advice and idea's please
The location of the subpanel has been moved from the side of the house to now the front. Coming out of the attic we would have to be in the Eave straight down. There is not ...
- 1
0
votes
1
answer
70
views
Do I need cement for ENT and if yes, can I use PVC cement?
Companion question to How to connect ENT to boxes and why is the nut missing?
I am installing PVC boxes and ENT with the fittings from the linked question (fitting + metal locknut).
Do I need ...
- 1,531
0
votes
1
answer
53
views
PVC in wrong location need to transition from there to around the corner to subpanel [closed]
There was a 1" and 2 3/4 PVC ran to the wrong location they brought them up on the front corner of the house about a foot away from the edge .
The subpanel is located a foot and a half from the ...
- 1
1
vote
0
answers
89
views
Can I run cable through a wall into a surface-mount box?
I have a surface-mount (1/2” PVC conduit) receptacle in a metal box. Does NEC allow me to run cable through a rear knockout of this box through a wall to wire an adjacent room?
Not exterior. Interior ...
- 11
1
vote
0
answers
57
views
Do i have to bury electrical PVC conduit from house to generator? i need to go about 5 feet from corner of house
i need to connect my new generator to electrical and natural gas. the generator is about 5 feet from the corner of my house. Do i need to do the electrical underground or is just 1 foot above ground ...
- 11
7
votes
1
answer
2k
views
Accidently Glued PVC to threaded PVC and it Leaks
I am very new and I accidently glued an elbow to a threaded piece of PVC. Yes, I know that was dumb, lets move past that :) Its leaking. Any idea what I can do to stop the leak? It has to be an in-...
- 71
0
votes
1
answer
43
views
'DWV' PVC pipes ~ Is it ok to have an open inlet in the basement?
Our basement has a openings in the PVC drain-waste-vent (DWV) system, for a washer and water softener to drain.
I just realized there's no check valve on this or anything to prevent a sewage backup (...
- 913
1
vote
0
answers
26
views
Mysterious washer leak
I am trying to remedy two washing machine leaks, one mysterious, one not so mysterious.
First, the not so mysterious leak. When running a large load, water backs up and spills out the top of the box/...
0
votes
1
answer
43
views
Where is the best place to cut and rebuild my bathroom drain pipe?
I am remodeling my bathroom. I'm at the point of fitting the drain in.
They glued all the PVC together up to the ABS. Where would be a good place to cut? I've marked in the photo where I am thinking,...
-1
votes
2
answers
62
views
Best method to add a tee to AC drain line
I want to add a tee coupling to my existing AC drain line to accommodate the drainage of newly added dehumidifier condensation water. I did some research myself and debating between using a saddle tee ...
- 179
1
vote
1
answer
59
views
Is a PVC Coupling Reamer Effective?
In my area code allows me to keep my 1 1/2 inch drain for new shower which I thought would save a lot to not have to cut out the stack and replace the wye to the toilet and present bathtub drain etc. ...
- 23
0
votes
3
answers
93
views
Can plumbing PTFE tape be used between PVC and metal?
A metal shower drain:
is screwed into a PVC drain pipe.
It was very difficult to remove: presumably because of the plumber's putty. Is PTFE tape effective? or will this cause problems.
The hope is ...
- 3,088