Questions tagged [copper]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
1
vote
1answer
39 views

Replacing polybutylene pipe to add a new outdoor spigot (freeze proof sillcock)

I need to replace the entire outdoor spigot (sillcock), the shutoff valve that goes with it (because it is old and leaking), and some polybutylene pipe in the process. I have included several photos ...
1
vote
2answers
81 views

Replace corroded copper water pipe

The shutoff valve for my water main has cracked. As part of replacing it, I'd like to also replace the corroded copper pipe connected to it. What would be the best way to replace the valve and ...
0
votes
1answer
95 views

How can I change planes with a row of copper water pipes?

I have five 3/4 copper water lines coming into my mechanicals room along the ceiling - so they are nicely lined up in a horizontal plane, parallel to the plane of the ceiling. However, our manifolds ...
4
votes
3answers
158 views

Soldering copper pigtails to aluminum wire

As I prepare to remedy my parent's 1965 home's aluminum wiring I have investigated Copalum and Alumicon. Copalum appears to be unavailable. I've tried a few Alumicon connectors but they take a lot of ...
0
votes
1answer
144 views

attaching a coupling to a copper pipe

I am trying to install a standing bottleless water filter in my house and the hoses beneath my sink are incompatible with the adapters that come with my filter. My fridge does not have a water ...
1
vote
2answers
297 views

Gas water pipe corrosion… Can It be fixed?

My gas water heater pipes have corrosion at the copper to galvanized metal connection. Can it be fixed, and if so with what and how?
2
votes
4answers
117 views

Should I have all the aluminum wiring removed from my home or just the damaged portion?

My home has aluminum wiring, which was wired approximately 20 years ago. A single line of wiring connecting bathroom geyser caught fire and got burnt. I am planning to rewire my house again. Should I ...
3
votes
1answer
73 views

Why does light switch not use ground wires inside of box?

I was replacing some toggle type light switches to rocker type and ran into something I thought was unusual. There were 3 switches boxes (2 boxes had 1 switch, and the other had 2 switches) I was ...
0
votes
2answers
53 views

Is this plumbing repair sound?

I opened up a wall as part of a project and discovered some obviously newer pieces of copper pipe on one of the water supply lines. The drywall shows evidence of water stains as does the drywall and ...
1
vote
1answer
47 views

New ceiling fan socket with copper wiring

I am trying to replace the lightbulb socket in a ceiling fan fixture. The wires coming from the fan are aluminum (I assume bec the wires are silver colored) the wires that came with the new socket ...
0
votes
3answers
68 views

Locating burst point in copper pipe

There's a leak, most likely a freeze burst, in a vertical section of 1/2" copper pipe that runs behind some drywall. In order to minimize the amount of drywall that I have to tear out, I'd like to ...
2
votes
1answer
74 views

Copper to CPVC transition fittings : allowed by code to be used inside a wall?

Does the Uniform Plumbing Code (US) allow copper-to-CPVC transition fittings to be used inside a wall? Just to be clear, I'm referring to the hybrid fittings that are part brass, part CPVC.
2
votes
2answers
368 views

How would you repair this copper drain pipe, and how much pipe would you replace?

There is a small crack in this drain pipe, and it's so thin there that I can bend it with my finger. The section that's palpably weak is no more than an inch long. The crack is exactly where the ...
3
votes
3answers
72 views

Any issue going from 3/8 to 1/2 copper

Old house has lots of 3/8 water line feeding faucets. I want to replace the shutoffs under the sink but really hard to find 3/8 sweat valves. I don't want to use compression on the copper line. ...
0
votes
2answers
801 views

Outdoor copper water pipe

My backyard has existing copper pipes outside that I want to reroute. To keep like with like, I'll just continue using copper. Are there any considerations or special types that I need to be aware ...
1
vote
1answer
76 views

Increase 1/2'' copper water pipe to 3/4''

I have a 3/4'' main that comes into the house and then reduces to 1/2''. Then all my fixtures run off that in series. My thought is to i make it 3/4'' copper all the way and then run 1/2'' tees to ...
1
vote
1answer
45 views

Which copper adapter should I use for tub spout and what is the difference?

I'm going to sweat a 1/2" piece of copper with a Male Adapter Fitting to thread into the drop-ear for my tub spout. I purchased this: 1/2 in. Copper Pressure Cup x MIP Male Adapter Fitting Later ...
1
vote
2answers
126 views

Installing Smart Water Monitor/Valve

We recently moved into a new home and have been blessed with sloppy plumbing and high water pressure. The whole home is copper and since moving we have had 3 leaks in various joints. I'm no expert but ...
2
votes
1answer
102 views

I'm replacing the under-sink pipes, and I'm confused what connector this is

I'm replacing the pipe under the sink after it cracked. I thought I had figured everything out, but the connector I got doesn't fit due to this non-threaded copper bit above the threads, is it ...
1
vote
1answer
769 views

Acceptable tension on copper piping?

Earlier this week I had a plumber rough in valve/piping for a shower renovation. Since then, I have decided to go back and redo the walls (long, long story) and, as a result, the final finished wall ...
1
vote
4answers
102 views

Connect two pipes that do not line up

Not a plumbing whiz, so I thought I'd pose my issue here. I have a 12in Shark bite sillcock that runs through my brick foundation for an outdoor hose. Once inside, it connects to the existing copper ...
1
vote
1answer
62 views

How to remove sink faucet pipe from shutoff?

I am currently attempting to replace the faucet in my kitchen. I successfully removed the hot water pipe that goes from the old faucet to the hot water shutoff. I am now trying to remove the cold ...
0
votes
1answer
673 views

Bond CSST to Water Pipe - Allowed in 2017 NEC 250.104(B)?

I am looking to bond out CSST gas line which is in our crawl space of the house (dirt floor) and the copper water pipe is close by. I was wondering if CSST can be bonded to the copper water pipe in ...
5
votes
3answers
28k views

How can I join two lengths of flexible 1/4" copper pipe?

I have found a leak coming from under my refrigerator, after pulling it out to get behind it I found the 1/4" copper pipe that supplies the water for the ice maker and water in the door was severed ...
17
votes
10answers
5k views

What can cause a never-frozen indoor copper drain pipe to crack?

The 1-1/2" copper waste pipe than runs from our kitchen just up and cracked two days ago along its length, and for no apparent reason. The crack is in a section of pipe that runs vertically through ...
0
votes
3answers
874 views

connect copper without soldering

I need to connect bow copper as on the picture with a copper pipe, and I'd like to avoid soldering. Is there a special tool for this?
5
votes
3answers
908 views

resoldering copper waste pipe

I've soldered new copper pipe but have never resoldered it. A shiny band of silver solder remains on the end of the copper pipe after an elbow has been removed from it. Does that shiny band have to ...
2
votes
2answers
143 views

Soldering a Tee onto a Copper Pipe That Only Moves About 1cm?

I have a rigid 1" copper pipe that I'm trying to solder a tee onto. It comes off the house and only moves about 1CM up or down. I've already cut it to test how rigid the two pipes were. This isn't ...
0
votes
2answers
791 views

Replacing faucet copper pipes with stainless steel, need help

I wanted to install a hot and cold water bidet on my toilet, so I need to get hot water from the pipes feeding into my faucets. The issue is that the pipes from the valves to the faucet are all copper,...
4
votes
1answer
57 views

Inserting a Tee In 1" Pipe for an Air Compressor?

I have a copper pipe outside my house that is 1" in diameter (Measured 1.1 inches using a digital caliper) that feeds our house's sprinkler system. My dad uses his commercial air compressor to clear ...
2
votes
4answers
241 views

Heat transfer to adjacent solder joints

If I want to remove a soldered joint in a shower valve by heating it and pulling it, would that heat cause damage to the other soldered joints about 2-3" away on the valve?
13
votes
9answers
195k views

How do I “fix” a bad sweat (solder) joint?

I tried soldering some 1/2" copper (to make something like this) and some of my joints are horrible. I tested it with water and some of the joints leak. What is the best way to fix the joints? ...
0
votes
2answers
437 views

How to paint a copper sink

I have a black colored copper sink and thanks to lye that I poured to fix a slow drain, there has been a discoloration . How do I paint it back again?
1
vote
1answer
160 views

Copper water water line is out of round slightly

Copper pipe water line is out of round....can I still use a compression fitting valve and just add some teflon tape at the compression nut to ring seat fit. it is slightly oval. I noticed a slight ...
8
votes
7answers
5k views

Repair tiny hole/scratch in copper pipe

I discovered a very tiny hole/scratch in a copper pipe in my basement this morning. It looks like the scratch was caused by a screw that was holding up some wood paneling. The hole is in the middle of ...
0
votes
1answer
282 views

DIY copper lamp earthing

I'm planning on building a copper pipe based lamp along the lines of this: https://www.instructables.com/id/Copper-Pipe-Table-Lamp/ I currently have a lamp holder terminal of this brand: https://s-...
0
votes
2answers
527 views

How should I modify this drain pipe

I just removed a fiberglass tub/shower alcove and with to create a walk in shower. I need to relocate the drain, to the center of the alcove. I also need to get rid of the "periscope" part of the pipe....
2
votes
3answers
25k views

Should I replace all the copper pipe in my heating system with PEX?

I am replacing my existing faucet plumbing with red / blue PEX all over the house. Everything that goes to the sink, dishwasher, washer, bathroom sink and so on will be color coded and installed ...
0
votes
1answer
282 views

Appropriate copper pipe length for shutoff valves

We recently renovated our home and paid to have the plumbing roughed in. I am planning to try and tackle the kitchen sink installation. I have 1/4 turn angle stops for the hot/cold water for the ...
2
votes
1answer
2k views

Confused about CO/ALR devices versus AlumiConn and Copalum

Our 1960's house in California has aluminum wiring. When we bought it 15 years ago, I wanted the nicer Lutron receptacles and light switches, so I rewired all the outlets and switches using twist ...
7
votes
3answers
44k views

How to tell when a plumbing fitting is tightened correctly?

I replaced the supply valve on my bathroom sink with this ¼-turn angle valve. Both valves (hot and cold) are leaking about 1 drop every few seconds at the valve's input. I got them hand ...
0
votes
3answers
552 views

Protection from water pressure surge

Is there a way to prevent damage to your pipes from a water pressure spike from the city supply? In my case, sweated and threaded copper, no PTC. It seems like a large water hammer arrester anywhere ...
2
votes
1answer
113 views

Modern half-bath copper DWV configuration

First off: I KNOW PVC is fine. I KNOW PVC is cheap. I KNOW PVC is fast. I KNOW PVC is more flexible. I KNOW PVC would still be working [sarcasm] 300 years after I'm dead. Now that I've sufficiently ...
0
votes
0answers
40 views

How to properly seal water supply line in block foundation

There was an old rag and some very old concrete around this water supply line entering the house. I would like to reseal it, but I am not sure what to use. Should I use hydraulic cement or something ...
1
vote
2answers
806 views

cold water too hot in AZ—worth it to insulate attic copper?

All of my plumbing runs through copper lines in an accessible attic in a 1960's slab-on-grade ranch style home in Phoenix, AZ where I don't need to tell you how hot the attic can get for a huge chunk ...
2
votes
2answers
173 views

Can I have confidence in copper sweat joints that were repaired without disassembly?

Ok...I have seen several answers to this but I want to ask something related... I just worked for 16 hours, teaching my son to sweat copper. We re-did his whole house, pulling galv and replacing with ...
1
vote
2answers
113 views

Will copper/iron pipe last longer with/without stand water in shower riser?

I have very specific practical question. Which way a pipe will last the longest and less corrosion will appear inside (internally) the pipe while it last? 1 I have one shower water IRON pipe, the ...
0
votes
1answer
470 views

Do I need a regular Tee or a Slip Tee to add new line (pex) to existing line (copper)?

I'd like to cut into an existing hot water (copper) line to add a Tee and run a new hot water line to somewhere else in the house. Do I need a regular Tee or a Slip Tee? I'll be using Sharkbite ...
0
votes
3answers
113 views

Copper Shutoff Valve Supply Line?

I'm in the middle of replacing a faucet in our house's bathroom. I found copper lines coming off of our shutoff valves and am not sure what to do with them. I bought replacement flexible lines (...
0
votes
1answer
3k views

Can I use copper wire to prevent moss growth on a roof?

I want to prevent moss from growing on my sheds roof, and I've read that copper (zinc, or lead) flashing can be used to prevent the moss. I'm cheap, and don't want to buy copper flashing. However, ...