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Questions tagged [copper]

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votes
1answer
107 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 ...
2
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1answer
47 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.
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1answer
212 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
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1answer
90 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
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1answer
631 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 ...
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4answers
83 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
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1answer
55 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
197 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
25k 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
4k 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
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3answers
773 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
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3answers
872 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
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2answers
49 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 ...
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2answers
484 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
54 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
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4answers
100 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
181k 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
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2answers
156 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?
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1answer
85 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
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7answers
3k 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
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1answer
116 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-...
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2answers
396 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
24k 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
120 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
794 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 ...
6
votes
3answers
35k 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
382 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
87 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
33 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
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2answers
362 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
144 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
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2answers
111 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
194 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
72 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
2k 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, ...
0
votes
2answers
594 views

Need to cut copper pipe after removing push pull valve and replacing with sharkbite?

I'm working on replacing a kitchen sink faucet, home is 5 years old, and all of the valves are push/pull and plastic attached to 1/2" copper (I'm assuming that's the standard from online research). I ...
0
votes
2answers
65 views

Very slow leak out of main line at elbow out of concrete

So at the top of that 90 elbow it is a very slow leak and into the concrete is another slow leak off same elbow... I tried soldering but it just falls right off/breaks even when it becomes a molten ...
1
vote
2answers
1k views

How to stop copper pipe corrosion (green copper stain in sinks and tubs)

I have couple of questions to the experts. I see copper stains (green/blue) in my sinks and at shower tubs. I had comprehensive water analysis done. Water was sampled from tap after flushing. My water ...
0
votes
2answers
308 views

Can I use compression connections on rigid “L” copper?

I'm running 1/2 inch "L" copper to plumb my bathroom. I was intending to use the same pipe for the risers and stubs, which will connect to shutoff valves with compression fittings. I was going to use ...
0
votes
0answers
86 views

what are the different sizes of copper pipe for gas or water

I'mcurrently fixing a water leak under the house and cant find SharkBite, coupling, or anything to fit. Could the copper pipe under the house be gas pipe used as water pipe. It is about an eighth of ...
2
votes
4answers
30k views

Is stainless steel water piping more durable than copper?

After thirty years of usage, the plumbing in my house is starting to fail progressively. The water pipes in my house is made of copper, one of which is suffering from pitting, which results in a pin-...
0
votes
1answer
63 views

wire is dark, not bright

If I strip an insulated wire, and the wire under the insulation is dark, not bright, and it's this way not just at the end but in the middle too, should I discard that wire for use? Has it been ...
2
votes
3answers
5k views

Wire nut several wires together

I need a wire nut large enough so that I can bundle seven 14 gauge neutral wires together. I am trying to splice it so I can connect it to my new smart wifi leviton light switch. I don't know which ...
0
votes
1answer
187 views

Is underground electrical cable underwater capable?

Is electrical cable that is rated for installation underground, also capable of being laid underwater? Through a stream or across a pond? Also, please make sure to mention if it is possibly but not ...
0
votes
1answer
566 views

Copper pipe going up to nowhere

Here is a rough breakdown of the house in question: A one floor home built in approx. 1960s or 1970s A full basement, unfinished A full attic with blown in insulation I have been removing some ...
1
vote
2answers
681 views

how do I remove copper stain coming from plumbing?

I have that blue stain in my bathtub The stain comes from my plumbing, which probably contains copper that rusted and creates that stain. I tried to remove it with bleacher but to no avail. Do you ...
0
votes
1answer
832 views

Pipe Size from well to house

I'm new to owning a house with a well and am looking to clean up piping and well equipment as it is all from the 70's and I'm experiencing strong sulfur smells in my water. From the specs I've ...
0
votes
2answers
140 views

Copper Ptrap snapped during bathroom demo, how to fix?

Trying to demo my bathroom for a remodel, had the P-trap snap because it was corroded. I'm left with what's below. What items do I need to repair this? I imagine I would want some PVC to Copper ...
1
vote
2answers
142 views

Problem with NPT threads on dual check valve?

I'm installing a 1" Watts LF7R dual check valve backflow preventer and this model has a female NPT thread on both ends, according to the documentation, and it does have 7 threads and looks like it's ...
2
votes
1answer
53 views

Plumbing next to a grill

I am installing a outdoor shower on the exterior wall of my house to go with my new pool deck. I have a built-in grill that has an enclosed cabinet underneath. I have a way to run a hot water and ...