Questions tagged [copper]

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2answers
52 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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0answers
51 views

Is 6mm aluminium wire (main wire to home) enough for a 1.5 ton AC? [closed]

My home has 6mm aluminium wire as main supply. I want to install a 1.5 ton AC in my room. Is 6mm wire enough or do I need to change it to 10mm?
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3answers
570 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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0answers
30 views

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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1answer
89 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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3answers
222 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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1answer
126 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 ...
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2answers
53 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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2answers
67 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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2answers
1k 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 ...
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1answer
28 views

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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3answers
27k 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 ...
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1answer
86 views

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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1answer
136 views

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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7answers
8k 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 ...
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1answer
248 views

Attaching a coupling to a copper pipe

I am trying to install a standing bottle-less 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 ...
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3answers
565 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?
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2answers
1k 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 ...
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2answers
89 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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3answers
4k views

Can a Wood Burning Stove use a stovepipe made of copper for a chimney?

Planning to install woodburning stove one day. The plan includes exposed stovepipe running up through a loft space, through attic, and out to roof chimney. I know the stovepipe comes in black and ...
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0answers
39 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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3answers
5k views

Corrosion on copper pipes due to insulation (with foam)

My incoming water pipe is copper and it is a brand new installation with no leaks. But due to the hot humid weather (even in the basement) it sweats due to condensation. Should I insulate it? The ...
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2answers
47 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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2answers
105 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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1answer
109 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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5answers
39k 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-...
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2answers
1k 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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0answers
19 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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1answer
41 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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1answer
135 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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4answers
147 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
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1answer
154 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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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 ...
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1answer
130 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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3answers
131 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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1answer
106 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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2answers
2k 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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3answers
288 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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2answers
2k 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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1answer
185 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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1answer
115 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 ...
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2answers
192 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
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1answer
114 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
978 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
212 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 ...
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1answer
66 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 ...
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1answer
1k 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 ...
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3answers
31k 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 ...
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10answers
6k 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 ...
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3answers
909 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?