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Questions tagged [copper-pipe]

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Water filtration loop and pipe diameter

I’m adding a water filtration loop to a residential home. The copper pipe coming from the street into the house is 1” in diameter. I’m going to split this main line so I can run it to the sediment ...
Matt's user avatar
  • 11
0 votes
1 answer
23 views

Is copper DWV "hard-temper" pipe type M?

I was looking at an FNPT copper adapter online (1-1/2 in. Copper DWV Cup x FIP Female Adapter Fitting) which says "Use with DWV hard-temper tubing" and I'm not sure what hard-temper tubing ...
mr blint's user avatar
  • 1,870
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0 answers
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3/4" vs. 1/2" at the Shower Valve Rough In

I have read varying opinions on this. Here's the detail for my install application: House has 3/4" Supply from Street. Somewhere it reduces down to 1/2" to feed existing shower valve. New ...
MFMauceri's user avatar
0 votes
1 answer
185 views

Replace Corroded Copper Pipe With PEX?

I hired a contractor to renovate my shower. He has a five star rating with 40 reviews on Google Maps and four years on the Better Business Bureau with no complaints. Yesterday I turned off the water, ...
Ryan's user avatar
  • 557
1 vote
1 answer
184 views

Will using the "bread trick" to solder copper lines cause potential issues with bread in the water heater?

I see in many places advice to use a ball of bread to seal off the inside of a copper pipe before soldering connections to it. The reasoning is always that when the water is turned back on the bread ...
psaxton's user avatar
  • 555
0 votes
2 answers
59 views

Can I Go Copper to Pex/CPVC

I've got some 1/2 inch copper piping and a capped pipe. The tee was originally used to run water to a washing machine cold water line (hot was not run as it was not being used). Due to home ...
user2676140's user avatar
0 votes
0 answers
48 views

Connecting Large Copper Pipe To PEX With Sharkbyte

I have some 4-6 inch copper piping that I need to replace a portion of. I have looked and can go copper to pex no problem. But is is it possible to go from 4-6 inch copper to PEX? There is a ...
Stanley Jones's user avatar
0 votes
1 answer
198 views

What should I be thinking about when securing copper pipe to a cinder block wall?

I am an amateur but have had to do a lot of maintenance on my (very low-income) parents' old kit house in the past few years, and can do most simple jobs with the right instruction. In their basement ...
Spencer's user avatar
0 votes
1 answer
135 views

Removing and replacing PRV from water boiler

The pressure relief valve on my boiler is rated for 30psi but is weeping water on the discharge line at around 25-27 psi so it seems it needs to be replaced. Unfortunately the valve does not seem to ...
codeZonkey's user avatar
0 votes
1 answer
206 views

Replacing Tub Spout with Diverter, should I be worried about the scratched copper pipe?

The diverter on my tub spout was completely stuck/seized so I'm in the process of replacing it - mostly following this video. The one in the video (and similar ones) had a screw holding it together ...
Jaco Pretorius's user avatar
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0 answers
28 views

On a dedicated hot water recirculation line can you reduce the diameter of the line at a certain point?

Our dedicated recirc line/race track is essentially square shaped with 8' sides. However our sink/dishwasher (1.5TFU) is 25' developed length away. A 50' round trip to make it back to the "square&...
Larry Lupe's user avatar
1 vote
0 answers
81 views

How much give is allowed with existing copper pipe?

In my bathroom remodel adventure, I'm installing a Delta 500 Shower surround which is a direct-to-stud install. I'm in the dry fitting stage, and everything is going well. When dry fitting the wet ...
LarryBud's user avatar
  • 789
0 votes
1 answer
94 views

Underground propane supply line

I have a 500gal propane tank for my house that sits off the house a little. It appears that the original supply line from the tank to the house is 3/8”ID copper that I need to replace. From regulator ...
Pete L's user avatar
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1 vote
2 answers
1k views

Pex pipe to garden: Best way to connect to hose bib at house

I want to connect a 150-200' run of pex from my house hose bib out to the garden. I should probably take the hose bib off and attach another device to the copper so I can keep the hose bib and supply ...
Terrence's user avatar
  • 111
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1 answer
359 views

Can I run pex in my attic and cap the cpvc lines in the foundation?

I live in South Florida near Jupiter. I bought a house that was built in 1997. All original plumbing is cpvc. I have heard horror stories of both slow and catastrophic leaks in the neighborhood. I ...
Daniel Morrison's user avatar
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0 answers
33 views

Dielectric question

I'm replumbing a home, and I have a quick question of when/where to use a dielectric fitting. The water main is coming through a bedroom, outside the interior wall. Starts galvanized from floor and ...
Pstruder's user avatar
0 votes
1 answer
130 views

What conditions cause issues with bacteria in supply pipes other than copper such as PVC or PEX?

I know that copper is naturally antibacterial, and that seems like an advantage of running copper pipe. If PEX is becoming more common, how are problems with bacterial growth inside the pipes being ...
Ryan Mortensen's user avatar
1 vote
0 answers
182 views

Remove dead leg in cold water pipe or ok (legionella risk)?

A while back (there is a post here somewhere but couldn't find it) I had a water leak in my garage. I found the leak and fixed it by placing a cap and bypass that section of pipe (see pictures). I was ...
Rodo's user avatar
  • 533
1 vote
3 answers
180 views

How can I remove this ball valve installed 20 years ago?

I have this old ball valve that I would like to replace but not sure what was the usual arrangement 20 years ago... I am hoping to minimise work as much as possible Is "2" turn-able? or ...
Call Me Hi Hi's user avatar
2 votes
2 answers
415 views

replacing a chrome cut-off valve with a ball valve for toilet, best material for new valve?

I am planning to install an 'add-on' bidet to one of my toilet fixtures. The existing cut-off valve is a gate (?) multi-turn valve (chrome) which is connected to a 1/2" copper male adapter. (the ...
peinal's user avatar
  • 1,271
0 votes
2 answers
85 views

Fitting two copper corners without screwing [closed]

I need to fit two of these peces together without screwing them one into another (lack of space). Is there a piece that can be put in between which can be screwed in place? Here is the real case
yonutix's user avatar
  • 103
3 votes
2 answers
749 views

How to prep oval 1” copper pipe end for sharkbite fitting?

I have a 1” underground copper pipe in tight quarters, not good access. The pipe is not perfect and looks oval. Is there a tool I can carefully insert in a 1” pipe to get it round again? Trying to ...
user1594257's user avatar
1 vote
2 answers
540 views

Connecting Under Sink Water Filter to Wall-Mounted Faucet

I'm attempting to add an under-sink water filter to my existing wall-mounted kitchen faucet. There is no shut off valve in the sink cabinet for the wall-mounted faucet. The 1/2" copper cold water ...
newbie's user avatar
  • 81
0 votes
1 answer
196 views

Leaking washing machine valve stuck

I noticed both hot and cold water inlets to my washing machine were leaking in small amounts. Turning the valves off stopped the dripping. Of course, I wanted to replace the valves. I would possibly ...
Roger D's user avatar
1 vote
2 answers
169 views

What ways are there to add hot/cold branches to this existing copper plumbing?

I have an unfinished utility room with a shower set on one wall. I’d like to add a utility-style sink to the right of the shower, but no plumbing hookups currently exist. Both hot and cold water lines ...
jarens's user avatar
  • 19
1 vote
1 answer
78 views

How to construct shower drain plumbing

This is my shower drain pipe under my second floor bathroom. It appears to be 1 1/2 inch copper. It also has a sleeve around it. I tried to scrape the sleeve. I don't think it is rubber. It appears ...
Emin Ozkan's user avatar
0 votes
1 answer
137 views

soldered a bunch of joints and they worked!!? so, when are they going to fail? [closed]

Weird question I guess, but I’m second guessing my handiwork. I’m a DIYer, watched a bunch of youtube. For two separate projects I soldered 16 joints and 6 joints. (1/2” and 3/4” copper) For both when ...
jsharpe's user avatar
  • 129
2 votes
1 answer
252 views

Replacing leaking valve where the only upstream source is at the hot water tank itself

We're doing a kitchen demo and changing where the dishwasher is going to be, so Step 1 is to disconnect the dishwasher (3 connections: electrical, drain and water supply). I have already taken care of ...
hotmeatballsoup's user avatar
3 votes
1 answer
397 views

Bonding wire on copper pipe

The previous owner of my house (built in 1999) started replacing the copper water lines with PEX. There’s a bonding wire connected to a section of copper pipe that runs from my kitchen sink, but that ...
Manny Maltese's user avatar
9 votes
2 answers
6k views

Why do I have extra copper tubing connected to each bathroom sink supply line?

What I'm looking at here? This is a picture of my guest bathroom sink, and the hot and cold inlets are each connected to two or three seemingly redundant lengths of copper tubing: My first guess is, ...
mattalxndr's user avatar
1 vote
1 answer
3k views

How to connect shower drain to older 1.5 inch copper pipe

I am redoing the bathroom in my basement. The house is old, and the drain pipe is a 1.5 inch copper pipe. I'm trying to figure out how to connect a shower drain to it. All (?) shower drains seem to ...
user4867444's user avatar
0 votes
2 answers
61 views

Best Brush for Tinning Flux [closed]

Looking for a recommendation for a good brush to use with tinning flux. The basic synthetic brushes used with regular water soluble flux work just fine. But tinning flux is a lot thicker, pastier, ...
Josh's user avatar
  • 99
0 votes
1 answer
102 views

Tightening soldered male fitting - joint stress

I need to expose a male fitting to connect to a supply line. I can do this: But I am concerned, when a person tightens the supply line don't they risk stressing the soldered joint even if they are ...
tgk's user avatar
  • 155
1 vote
1 answer
106 views

Heating system overhaul: Euroconus fittings - connecting using "normal" fittings

My house has an old-ish copper pipe driven heating system in need of modernization - I'd like to have a new distributor/collector unit that will be capable of being used with electronic control. I ...
ppeterka's user avatar
  • 151
0 votes
4 answers
5k views

How do I cause my toilet to drip to prevent pipes from freezing?

I have a toilet whose supply pipe is prone to freezing, and I would like to continuously run a small amount of water through it. Similar to how you can set a tap to dripping to prevent freezing. ...
David's user avatar
  • 101
0 votes
1 answer
99 views

what is the pictured plumbing item and what is its purpose?

I need to replace a short run of pipe in my basement. The attached photo is of the return line in a baseboard hot water heating zone. I do not know what the item in the photo is. What is the ...
susie derkins's user avatar
0 votes
2 answers
3k views

In copper sweat fittings, what is the minimum insert depth?

Copper sweat fittings typical come with about 0.5" (or whatever) insert depth for copper pipe? For example, Obviously, it is recommended and best practice to insert the copper pipe that full 0....
codechimp's user avatar
  • 757
0 votes
1 answer
1k views

Is it ok to split the hose bib for underground irrigation

I'd like to install an underground irrigation system for 4 zones. There are 6 - 7 sprinkler heads with Hunter MP rotator nozzle per zone. The main poly pipe will be 1" and it runs to the most 1/2&...
Kuraudo's user avatar
24 votes
2 answers
12k views

What is an air bleeder valve, and how does it winterize pipes?

I found this message attached to a pipe in the first house I bought Caution Winter Drain Instructions: Close valve in October before winter freeze Open air bleeder valve on side of main valve Open ...
asmgx's user avatar
  • 997
7 votes
6 answers
5k views

How do I replace a toilet supply stop valve attached to copper pipe?

I need to replace the stop valve to my toilet but it is connected to a copper pipe from the wall as shown in the photo. I have no experience working with copper pipes. How should I proceed?
P Schmurr's user avatar
  • 109
1 vote
1 answer
47 views

Corrosion on pipe?

This section of pipe has looked the same for a few years (perhaps the whole time I’ve lived here)Never seen visible leak or dampness. So am not sure if this is a leak or impending leak……does this ...
Nicole's user avatar
  • 13
0 votes
3 answers
2k views

How can I connect to copper pipe which is slightly oversized?

On my 40+ year old house, I have a burst copper pipe. It is just very slightly over 1/2". It won't fit any copper fittings I've found, and won't even fit into a pushfit like a Sharkbite fitting. ...
Andrew Evans's user avatar
1 vote
1 answer
201 views

What are these plastic pieces on my water pipes for?

I have these plastic pieces around my copper water pipes that run under the stairs. What are these black and white plastic pieces for? They seem to serve no purpose. Thank you.
K. Don's user avatar
  • 407
2 votes
2 answers
547 views

How bad is this corrosion and what would cause it?

Not sure if this is a useful picture but I have some copper pipe that is green with corrosion / oxidation and wondering if this is something I should replace. And what the cause would be? Is it ...
RibaldEddie's user avatar
  • 2,420
1 vote
2 answers
233 views

Is this pipe corrosion a problem?

Is this pipe corrosion a problem that needs to be fixed? This is one of the water connection for our hot water tank (gas powered). Thanks!
user2503795's user avatar
3 votes
1 answer
286 views

Can I route a copper pipe bypass like this (and drill a stud)?

I finally found the water leak in my condo. I cut and cap a 1/2in pipe and the hissing sound of water went away. Now I have to figure out how to install a bypass because I lost the cold water in both ...
Rodo's user avatar
  • 533
0 votes
5 answers
2k views

Any problem heating old solder joints in copper pipe?

I'm looking for an underground leak in my condo. I opened up the wall where I know the cold water lines go underground (see picture). I'm going to cap the 1/2 in pipe (the one on the left) and I'm ...
Rodo's user avatar
  • 533
0 votes
0 answers
67 views

Do copper water pipes split underground?

I'm trying to figure out where I may have a water leak. This is related to this question. I'm thinking capping and bypassing pipes is easy provide they do not split underground. Do/can they split ...
Rodo's user avatar
  • 533
1 vote
1 answer
2k views

Is the hissing sound of water the source point of the leak?

I have a water leak (I think) but no water leak anywhere in my condo. I heard the hissing noise a week ago and still no water anywhere. My condo is upstairs and my garage (and neighbor garage) below. ...
Rodo's user avatar
  • 533
1 vote
3 answers
2k views

Why doesn't my threaded copper pipe fit a SharkBite reducer?

I have the old 1 inch copper pipes in the basement. I'm about to reduce the size of the pipe into 3/4. So I bought a reducer, SharkBite 1/2 x 3/4 reducer(picture 1). The problem is my pipe size is a ...
sol1000's user avatar
  • 384