Questions tagged [copper]

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Why one faucet of the same make and brand tightens up to an upside down angle?

I fitted new nozzle bibtap(same brand) onto new bibtap wall flange(same shop). I used PTFE tape, with Pipe joint lubricant(could not source Pipe joint compound), on both fittings. One fitted ...
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0 votes
1 answer
116 views

Is this a PEX line with a compression fitting leaking?

This section of pipe is the incoming main to the house. I believe it's PEX but need confirmation. It transitions here to copper throughout the rest of the house. Anyway I replaced inline the PRV right ...
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1 vote
0 answers
59 views

Does a lightning rod need a porcelain insulator when installed on a metal rooftop?

I am installing a conventional copper rod on the top of a metal roof top. I am concerned whether the roof top and the spike rod base are to be insulated with porcelain insulator? Scenario: When ...
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0 votes
1 answer
48 views

Need help planning reroute of cold water line

Recently purchased a house and am in the middle of replacing the lead water service line along with what I think are more lead pipes. From the water service line, the pipe goes underground then re-...
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2 votes
1 answer
74 views

How to retrofit this circuit to be able to run a bare ground splice to another appliance?

I'm adding a #8AWG bare ground in order to retrofit a 3-wire range socket into a 4-wire one. I will be splicing into an existing water heater circuit to get the "at least #10" ground that is ...
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4 answers
139 views

Add aluminum wiring in a house with copper

This is more of a practical question than an NEC one. I've dealt with aluminum wiring in a prior home and know how much of a pain it is to use CO/AL bridges and Noalox to meet code. In my case I need ...
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1 answer
248 views

Can I run a ground wire (6 awg bare copper) outside the 6-6-6 (2 hots & 1Neutral) that are in conduit for a 50 amp RV Service?

The main panel of the house already has a 50 amp breaker. There is 6-6-6 Awg wires and a bare copper ground coming from the breaker to the corner of the house that was used for a spa that is no ...
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Would there be a problem running a whole house water filter in line like this?

I am in the process of changing the 50 year old copper plumbing in my house to PEX. I wanted to install a filter and scale inhibition system in line right after the valve and meter coming in from ...
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3 answers
123 views

Can Electrical Leak into Copper Pipes Cause Corroison?

My Lg Washing machine is leaking electrical current into my copper water lines when idle. 16v from the cold water line and 3v from the hot line. After purchasing this washing machine, I began to ...
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1 vote
1 answer
520 views

reuse copper water line for fridge

My current fridge uses copper water line. I ordered a new fridge from Costco and it will be delivered in the next couple of days. Costco offers free haul away and simple installation. I highly doubt ...
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4 answers
131 views

Do PressFit copper fitting tools exist that require less muscle leverage?

I am not asking for shopping advice or recommendations, just want to know whether the tool I have in mind actually exists in the real world, and if so what it is called. It's not something ...
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internal corrosion of copper pipe from various causes and tools, prep, and procedures required to prevent it

This is an interesting video on copper pipe corrosion from various causes. I am looking for an internal wall deburring tool to prevent the turbulence corrosion. The hand-tools (barrel-shaped) have ...
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1/4 copper to 1/2 PEX to 1/4 copper?

I have an old home that has a 1/4 copper line running from a copper valve tee in the basement, directly up through the floor boards, into the fridge. I'm trying to add an ice maker valve box behind my ...
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1 vote
1 answer
133 views

Should seal tape ever go in a union?

I messed up the soldering of this 1" copper union (solder went into the threads) and the threaded joint (not the soldering) is having a very small leak, yet noticeable. I will replace the union ...
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2 votes
1 answer
131 views

Do these pipes need to be replaced?

We're remodeling a shower and after getting the tile and backer board off, this is what the pipes look like. There isn't any noticeable leak, but it looks like maybe there was at some point? These ...
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1 answer
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Refrigerator - power cord exposed copper wire

There are multiple parts of exposed copper wiring on the power cord of my refrigerator. There are about 3 parts where the copper is exposed. I'm not really sure how it happened. Can I wrap it in ...
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1 vote
1 answer
168 views

Water leak at outside copper-PVC pipe connection

The water supply to the irrigation system includes a connection between copper and PVC pipes, located a few inches above the ground. The PVC pipe connected to the copper pipe (blue in the picture) ...
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1 vote
1 answer
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Copper pipes making knocking sound when I turn the water off

I did bathroom reno and replaced bathtub and shower faucets locations and extended copper pipes a little. That's not the first time I weld copper pipes and I didn't have any problems in past. What I ...
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1 vote
3 answers
3k views

green oxidation on copper pipe: do I need to clean or replace?

I'm installing a new vanity and found green oxidation at the elbow joints of the copper pipes exiting the wall. As you can see in the pictures below, there is much more oxidation on the hot water pipe ...
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-1 votes
1 answer
134 views

Basement refrigerator copper line leak

I have an issue with a flexible copper pipe in the basement ceiling occasionally dripping cold water There is no spraying - just slow drips. I noticed condensation issues in the basement on hot humid ...
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1 vote
0 answers
107 views

Replace Copper Pipe & Gate Valves With PEX Pipe & SharkBite Ball Valves & Fittings

Summarize the problem My 35 year-old home's water supply gate valves and outdoor hose bibbs are very difficult to turn on and off. Provide details and any research The primary water supply comes in ...
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1 vote
2 answers
74 views

What is this black thing on the main copper water line before entering house?

On a new construction build down the street, I am interested to know what this is and what it does? We are in California on public water if it makes a difference.
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0 answers
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Kitchen sink tap

I try to replace the tap myself but not successful. I just only remove the flexible pipe. Please see attached photo showing the tap details. Could anybody see this type of tap? And how to remove it? ...
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0 votes
2 answers
439 views

How to replace the copper connector under the bathroom faucet

Trying to use the most accurate description: it's a copper connector or supply line that connects directly to the faucet that breaks with a huge hole. It leaks if I turn on the water. photo 1 shows ...
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2 answers
224 views

Installing Moen Flo with SharkBite. Is this bent copper, soft copper?

I was planning on installing a Moen Flo on an exposed copper supply line using sharkbites, but the pipe was slightly bent to connect it to the branch line. Can anyone tell if this is soft copper just ...
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0 votes
1 answer
194 views

What is this plastic insert inside of copper pipe?

I found this plastic piece inside of a 3/4" copper pipe. Is it a random discovery, or a leftover from the manufacturer, or some type of water reducer?
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1 answer
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Where to install water shutoff valve

I'm remodeling a bathroom in a house built in 1993 (Midwest USA). Apparently the plumbers didn't add shutoff valves under the main or master bathroom sinks... I've found plenty of instructions online ...
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1 answer
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Can I safely cut a copper compressor pipe with r600a gas?

Can I safely cut a fridge compressors copper pipes if it uses r600a gas. I've read of people taking out fridge compressors but I want to check whether it's safe to cut the pipes like this?
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1 answer
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My copper water lines burst, was that actually a good thing for the steel pipes around them?

I have an external water heater in a contained closet with two copper pipes, 1", running up from under the house to the fittings, through the water heater, then back down again. Coming back home ...
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2 votes
2 answers
327 views

Can a solder joint handle torsion force?

I'm replacing the shower mixing valve in my guest bathroom during renovation as the old one had a good deal of surface rust. This is my first time soldering pipes together. I mounted the new valve to ...
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0 votes
0 answers
51 views

Install new Shingles with Copper flashing

I had a roofing company install new roof with new shingles and copper flashing (pictures attached). Can the experts please provide suggestions if the copper flashing looks fine or does something needs ...
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1 vote
2 answers
63 views

Soldering or brazing copper pipes

At a local workshop we have a portable and old heating device where the heat generator's housing reaches around 180°C during operation. The original external aluminum radiator with a fan attached to ...
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1 vote
2 answers
131 views

Copper or Aluminum flashing

Which is a better option between Aluminum flashing v/s Copper flashing ? Just spoke to a roofing company, they said copper flashing may spoil/change color of shingles (due to rain) and aluminum ...
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2 votes
1 answer
315 views

How do I get rid of the sulphur smell from cold water only in one sink?

In my powder room only, I have a strong sulphur smell that comes out of my cold water faucet only. I have a water filtration system for my house but only have this problem in one sink. I have ...
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0 votes
2 answers
326 views

Is a mix of copper and galvanized pipe a problem if dielectric unions are used where they meet?

Over decades, my house has accrued a mix of galvanized, copper, and pex pipe. I've been told that one "should stick to one type of metal in your pipes or use pex." (here) As long as ...
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1 vote
2 answers
4k views

Why won't solder melt on copper pipe?

I have 3/4" copper pipe outdoors (backyard, above ground), and I am adding a couple tee fittings to branch to a different area. I am having a hell of a time getting the solder to melt. My next ...
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0 votes
0 answers
34 views

Proper clearance for a thermowell in pipe T

I have temperature gauge that uses a thermowell to insert into a pipe. It is 1/2" in diameter and I was hoping to use copper tee to install it. However, looking at the well after it's inserted ...
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1 vote
1 answer
108 views

How far should the well for a temperature gauge extend into a 3/4" pipe?

I have a 1/2" well insert for a temperature gauge. I'm connecting it to a 3/4" pipe thought a tee fitting. I've noticed that when it's inserted the well obstructs quite a bit of the inside ...
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4 votes
3 answers
1k 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 ...
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2 votes
4 answers
335 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 ...
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4 votes
1 answer
980 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 ...
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  • 329
0 votes
2 answers
59 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 ...
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1 vote
1 answer
299 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 ...
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1 vote
1 answer
227 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 ...
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1 vote
3 answers
356 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 ...
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0 votes
3 answers
167 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 ...
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  • 355
2 votes
2 answers
4k 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 ...
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3 votes
3 answers
1k 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. ...
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2 votes
2 answers
4k 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 ...
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  • 704
1 vote
1 answer
606 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 ...
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