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12
votes
3answers
2k views

Why would you use copper over CPVC or PEX?

Are there any advantages to using copper rather than CPVC or PEX?
6
votes
1answer
855 views

Sound proofing a waste pipe

In our (badly designed) flat the upstairs waste pipes run straight through our bedrooms. It's a shame as the outer corridor is right next to our bedroom, so it would have been sensible to put it in ...
0
votes
0answers
119 views

What the heck is this pipe?

I removed the drywall in my utility room to inspect the plumbing and found a mystery pipe. I have no idea what it's for or what it is. Can anyone help me identify this thing's current or former ...
1
vote
0answers
307 views

How can I connect a sink, dishwasher, and laundry pump all to one drain?

My drain pipe in my unfinished basement is close to the ceiling which makes it hard to change things. I know that the drain in my basement is wrong right now and I am trying to fix it. I only have one ...
0
votes
1answer
150 views

Would connecting the downpipe to a gas boiler inlet save energy?

I have a condensing gas boiler for tap-water and central heating. Not very far from the inlet there is a downpipe outlet for the sewer. Since this smelly pipe is partially filled with the same ...
3
votes
2answers
5k views

How can I thaw a frozen washing machine pipe limited access semi-exterior wall?

The pipes for our washer have frozen. I believe they froze in the section that runs through the wall facing an enclosed, uninsulated porch. I currently have the heat cranked in the laundry room and ...
1
vote
1answer
823 views

Can I rely on a simple gas valve to shut off the gas?

I have a gas pipe with a simple turn shut-off valve in line on the pipe feeding the section I need to work on. Is shutting it off there sufficient enough to do the work I need to do, or do I need to ...
2
votes
3answers
1k views

How can I trace the path of plumbing lines inside walls without cutting holes?

I am looking to install a shutoff valve for an outdoor faucet, and to do that, I need to locate the pipe leading to that faucet. I tried to trace it by listening for the hissing sound when the water ...
6
votes
1answer
1k views

Do tub drains of the same diameter ever have different thread-per-inch counts?

My tub's drain flange has had the little cross piece inside it broken out, which means I cannot screw a grid drain into it. Right now, it's totally open and an invitation for my toddler to drop stuff ...
3
votes
1answer
7k views

Why am I seeing stagnant water inside the shower drainage pipe hole?

I was cleaning the shower drainage pipe (removing hair etc) in the upstairs bathroom and I can see water around 1 foot deep. See the pic. Is that normal? Shouldn't the pipe be empty? If water stays ...
0
votes
1answer
175 views

How to fix a ventilation pipe to the wall?

I'm doing some renovations in my toilet/bathroom, and am currently pondering the ventilation. Here's the current situation (click pictures to get bigger versions): My toilet and bathroom are right ...
0
votes
1answer
2k views

How can I remove a temperature and pressure relief valve that seems to be stuck?

I have a hot water heater relief valve that is leaking heavily. The water heater manual states I should replace the valve (which is OK by me). Unfortunately, I am not able to remove the valve as it ...
1
vote
2answers
349 views

Is there something like a P-clip but with symmetric flanges?

This is a P-clip: It has a round bit which goes round a pipe, and two flanges which come off and present a pair of aligned holes through which you can thread a bolt. Ideal. One of the flanges ...
4
votes
2answers
3k views

Whats the difference between black, blue and red PEX pipes sleeves

I'm using PEX pipes for water tubing, but I'm not sure which sleeve type should I use for hot and cold water pipes. Whats the difference between black, blue and red sleeves? and which should I be ...
5
votes
1answer
374 views

How can I frame this area of my basement wall around my water main?

I have started the process of framing my basement, but I've hit a bit of a snag as I'm not sure how exactly to frame around our water main. My original idea was to frame two walls (floor to joists) on ...
2
votes
4answers
5k views

How do I clear a drain pipe clogged with dried soap?

I think we have a clog of dried soap in our pipes, past the U-bend and down the pipes from upstairs to the drain at ground level. How do I clear them?
7
votes
4answers
28k views

How do I cut and cap copper water tubing cheaply and safely?

In my basement I have copper water pipes that look like they hooked up to an old shower. Now they don't hook up to anything. I want to prune these pipes where they come off the main water line (so I ...
2
votes
1answer
635 views

What is involved in moving the gas line in my basement up a few inches?

I have gas lines that stick out about 1 inch below the joists in my basement. This actually starts right where the pipes enter my basement - they go over and then down. I need that "down" part to be ...
3
votes
1answer
954 views

At what temperatures do pipe sleeves protect pipes from freezing?

Pipes start icing at 20ºF and below. Down to how many ºF do the foam sleeves protect the pipe? The foams I placed in my outdoor pipes had a 0.35" thick polyurethane foam surrounding them. This is a ...
5
votes
2answers
8k 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 ...
5
votes
4answers
5k views

How do I get these toilet shut off valve out?

As title says I am trying to figure out how to remove the old shut off valve from the pipe. I've been watching lot of videos, reading up on articles and all seem to deal with compression fit type but ...
3
votes
2answers
198 views

Can/Should I Move These Pipes?

I need to fix a broken ball valve (luckily the valve doesn't leak until I turn it on) that runs to an outside faucet. Also, all of these pipes are CPVC. When I looked at replacing it, they seemed to ...
0
votes
2answers
547 views

Plastic or metal pipes? what do you recommend? [closed]

I need to install piping for hot and cold water, do you suggest plastic or metal pipes?
2
votes
2answers
641 views

Do 22.5 degree pipe fittings exist?

I'm trying to make a triple-monitor stand using steel plumbing pipe, as I've seen this done by others in the past. Most designs call for 45 degree pipe elbows for the side monitor arms, but this seems ...
3
votes
1answer
800 views

Is this gas line not suitable for direct burial?

One of the homeowners (who is also a gas fireplace installer) in my subdivision sent an alarming email to everyone stating that the gas line between the meter and the house is not of the correct type ...
5
votes
3answers
22k views

How high can I stretch my washing machine drain hose?

The waste hose through which the water is removed from my washing machine is inserted into a vertical pipe extending from the floor with a U shape at its end. The problem is that there is foam coming ...
0
votes
1answer
165 views

Are PEX required for shower mixers?

From my understanding it is normal to mount a PEX like this one in the wall. And that it is not legal to have hidden connections in the wall. Question Why are PEX so often used (required)? Is it ...
4
votes
1answer
3k views

How do I modify a refrigerator water line to add a shut off valve and flexible pipe?

I recently bought a house and bought a new fridge to go with it. The copper pipe that connects to the fridge water has a shut off valve underneath the house and is extremely inconvenient to access. ...
10
votes
5answers
6k views

Is this plastic pipe connecting city water to the main line dangerous?

I bought a whole house water filter to hook up to the main water line. The plumber who came in said that he won't be able to install it because the pipe that comes from the ground hooked up to the ...
2
votes
1answer
352 views

How to remove radiator pipe and value?

We just had central air installed and the contractor removed the radiators. However, the pipe and valves are left over sticking out of the floor upstairs. I tried using a plumber's wrench to at ...
-3
votes
1answer
92 views

How to build a cheap adjustable stand [closed]

I want to build a stand (like mic stand, telescope tripod etc) which can be used parallel with camera stand(tripod) or by attaching it to the camera stand. So I can hold/attach ...
2
votes
2answers
299 views

Should I use a hose clamp on my furnace drainage pipe?

I have a drainage pipe coming from my furnace that a hose regularly connects to and drains to somewhere down into the floor. The hose unfortunately isn't in a great location and if people aren't being ...
5
votes
1answer
549 views

Should I use glue or o-ring joints on a buried PVC waste pipe?

What are the advantages and disadvantages of both systems of joints for "non-pressure" pipes that are buried? O-ring joints are more expensive, but easier to do on buried pipes. Glue on the other ...
0
votes
1answer
730 views

Is it possible to fix a leak in PP-R piping by injecting some type of substance?

I have a central heating system based on PP-R piping and radiators. The PP-R piping goes under the floor. The problem is that the pressure is droping 0.2 atm / week and I am sure there's a leak ...
3
votes
1answer
481 views

What should I keep in mind when extending downspouts?

I am considering extending/connecting the downspouts of my house to some pvc piping which I will run underground. What are things that I need to keep in mind? Specifically, I have the pvc piping but ...
2
votes
1answer
2k views

Under bathroom sink piping (exposed)

We are looking at setting up the piping for under our wall mounted sink (no vanity, ie, piping will be exposed). And after our contractor finished putting the wall we noticed that the hole from the ...
0
votes
1answer
396 views

Can I get a smaller toilet installed? (picture included)

At the bottom is a picture of my toilet, where you can see the toilet pipe that enters the floor and that there is ~7 cm of space between the water container and the wall. Question Does there exist ...
0
votes
2answers
2k views

How can I replace a water pipe on the second floor without the need to damage the bathtub?

My father is the owner of the house, and on the second floor area there is a bathtub over the top of the water damaged ceiling on the first floor that i currently live, my father told me that these ...
2
votes
1answer
384 views

How should I protect a gas line in a closet?

What is the best way to protect and hide a gas line that runs along the side wall of an open (no door) closet? It sits about 2” off the ground and is 1” away from the wall. Since it’s an open closet I ...
1
vote
1answer
726 views

When should I change / replace my water pipe?

I was wondering when should we change our indoor water pipe? Should we change every 5 years or every 10 years? This is because recently, I notice that the water quality is not getting that good ...
8
votes
1answer
1k views

How can I permanently seal or cover a crack where a steam pipe enters the ceiling?

We're looking for a solution to cover or fix a crack that keeps reappearing around a a steam pipe we have. No matter how well we patch it and paint over it, it keeps coming back. Can anyone ...
4
votes
3answers
2k views

How can I attach a pipe to a flat surface?

What type of fitting is used to attach a pipe to a flat surface such as a barrel or other container? The reason I ask is because I have built a tray out of sheet metal that is intended to contain ...
3
votes
1answer
574 views

Can I reuse cold water copper pipes for hot water?

I have a segment of copper pipe for supplying cold water to my gas heater currently. It runs inside a wall so I don't want to replace it. Now I need to change the piping and want to reuse that ...
4
votes
3answers
445 views

How can I straighten pipes behind a wall?

The original builders did a shoddy job when they installed the plumbing in the bathroom, causing the taps/faucets to come out of the tiled plasterboard wall at a slight angle - about 5 degrees - so ...
2
votes
1answer
3k views

Why use a Thinner Water Pipe to Branch off From a Tee

Sorry if this question sound naive. Normally in water pipes, when we see another pipe branch off from a T-junction, that pipe is a thinner one. Say, a 3/4" pipe will branch off only a 1/2" pipe in a ...
9
votes
4answers
368 views

Removed sink, now what?

We've decided to replace the sink (which was way too small) with one from Ikea. This is how it looks after the removal: Now for the problems: The sink that was there before was a free-hanging ...
2
votes
2answers
4k views

How do I seal a cracked pipe using epoxy putty?

So, I have a broken pipe exactly on the L join on the wall. It's a huge crack but no big gap, just a curved crack along the pipe. At first I thought of replacing the pipe, but it means that I have to ...
14
votes
3answers
11k views

How can I tell if these pipes are gas lines or water lines?

I recently moved into an in-law unit of a large old house. In the kitchen, there are two pipes coming out of the wall (one protruding out a little more than the other). I had assumed they were gas ...
0
votes
0answers
118 views

How to deliver hot water from bathroom to kitchen

My appartment (and all my neighbours as well) doesn't have hot water. So I recently purchased electric boiler (80L) and placed it in the bathroom. Now I'm planing to deliver the hot water from the ...
2
votes
2answers
621 views

How to best insulate an exposed waterpipe during the cold season

i have an exposed (out of the ground) water pipe and during the night freezes over. What is the best way to insulate it so it does not freeze?