For questions generally relating to hollowed out materials used to convey a liquid, gas, or other fluid substance.

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0
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0answers
28 views

How to close pipes of shared central heating radiator

I want to permanently remove a radiator in my apartment that is connected to a central heating system shared by other apartments. It gets in the way of a kitchen we are installing. The pipes must be ...
2
votes
1answer
185 views

When do galvanized pipes in NYC residential water delivery pipes need to be upgraded?

It was suggested that I ask here. Some residential properties in New York City still have galvanized pipes for the inlet water line. Since heavy metals from the galvanization can leach into the ...
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0answers
22 views

How do I replace a boiler condensation pipe? [closed]

I ended up calling a plumber and he told me that it was a condensation pipe for the heating system that was corroded and leaking behind the wall. The pipe was supposed to be a return for the condensed ...
3
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2answers
59 views

Rogue "flushing' water pipe

I live in the ground floor flat of a converted Victorian House and have recently come across a rogue pipe that shoots water out sporadically into an external drain kind of like a toilet flush swoosh ...
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7answers
6k views

What is the cheapest way to stiffen a tube/pipe?

I have some steel tubes (18 mm OD) which I wish to use as horizontal members in a storage rack (a bit like shelves). However, the tube flex and bend quite a bit when I put heavier boxes on them. The ...
3
votes
3answers
168 views

Eliminating ticking noise of pipe in wall

I know that the ABS main stack in my home is not rubbing against the floor or attic plywood openings; it is rubbing against the drywall in a interior wall when the pipe expands with the use of hot ...
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1answer
28 views

Professional grade Expandable and Contactable tubing - similar to Slinky Pop Tubing

I would like to find some kind of tubing, piping, or hose that I can both make longer and shorter, but just as importantly, with a material that even when expanded doesn't 'slag' down, that the ...
1
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1answer
58 views

Do I have to cover pipes under slab?

I'm adding a new toilet in basement and would like to know if the (drain) pipes that will be buried under the slab have to be covered with something else exept of the gravel (like wrapping them or ...
1
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1answer
44 views

Dishwasher Drain Into Sink instead of Under?

Is it ok to have the drain hose of the dishwasher just set into the kitchen sink and set in place, or do I have to merge it with the drain under the sink? I am leaving this apartment soon (with my ...
0
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1answer
19 views

Drainage Pipe Question

I need to divert water from a rain gutter. The problem is that I need to run the pipe under a side driveway. What is the best pipe that will hold up with vehicle traffic? How deep does the ditch need ...
3
votes
4answers
789 views

Effect of changing the size of a pipe

I've had a couple questions above the sizing of a pipe, but I'm still a little confused and can't find an easy answer. I'll use this image to get a representation of what I'm looking to have answered....
3
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1answer
52 views

Banging pipes/radiator

I just moved into a new apartment and the steam heating is driving me insane. There are three kinds of noise: banging pipes when the heat comes on (seems to be coming from the floor/walls); ...
0
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1answer
92 views

Installing short 18“- 24” threaded black pipe for lp gas line in wall

Is it ok to run short 18"-24" threaded pieces of black gas pipe in the wall horizontally done by a licensed plumber so it goes through the 2x6 studs
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1answer
58 views

Are those theads setting properly?

I'm practicing some connections on water lines, but I'm a bit worried the parts I have are bad. Here I finger tight the parts and then was able to do just a half turn with the channel lock before ...
3
votes
1answer
81 views

How close can soldered and threaded joints be?

I would like to extend this pipe (outdoor sillcock) with copper by soldering a female adapter on the extending pipe and then putting this threaded male into it. Then, I would like to continue on from ...
0
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3answers
38 views

Gas line sizing

I'm looking at extending my existing gas line to the other end of my basement. The line comes into the house as 1" but doesn't go completely to the other end. I'm looking at around 40' of pipe to run. ...
1
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4answers
3k views

How can I improve the stability of this DIY pull-up bar?

I built this pullup rig: as part of my calisthenics workout. The problem is that it there's too much swing. The first version also suffered from instability issues, even with more pipes: A ...
2
votes
1answer
114 views

Can I bend CPVC like I do with PVC (heat gun)

I'm working with some CPVC for hot water and now I need to make some adjust for better placement. With PVC I would just heat a bit to remove any possible stress or to put it into a more adequate ...
6
votes
7answers
84k views

Is there a way to thaw a frozen pipe, if you can't access the pipe?

Big freeze, new house. Just found out the add-on bathroom was plumbed by amateurs, and the cold water supply froze. I don't have access to the frozen section of pipe (without major demo), so I can't ...
0
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1answer
143 views

Water line sizing to shower/tub

I'm working on improvising a shower to add to our existing clawfoot tub. It's just going to be the piping supported to the wall for now as we're going to redo this bathroom a year or so down the road. ...
3
votes
3answers
4k views

Does it matter what kind of pipe is used for a sink drain?

The drainpipe in our sink broke (corroded right through in several places). Not having the time to find my pipe wrench (much less actually replace the pipe) we called a plumber. The plumber replaced ...
2
votes
6answers
338 views

How do I remove or cut a sewer pipe at edge of our basement slab?

What's the best way to remove the unused sewer / storm-drain pipe in the attached picture? It's coming up through the edge of our basement slab where it meets the foundation wall? We want to remove ...
3
votes
1answer
200 views

How many outlets can 1/2" copper pipe support?

My basement apartment's hot water pipe runs starting with 3/4" from the heater to the first outlet, the bathtub and the 2nd one, the washer. From the washer, it goes to the bathroom sink (please don'...
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0answers
66 views

Where is this water coming from around my condensate pipe? (super confused)

Okay, so somewhat complicated story. When we bought our house 6 months ago the furnace was brand new but the AC unit was old. AC unit developed a leak that was expensive to repair, so we replaced it. ...
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2answers
239 views

How to fit a length of drainage PVC pipe between two existent fittings

I need to connect two lines of 100mm PVC that are about 1,5 meter apart, they are about 50 cm sloped from each other, so I tought about using two 45° elbows. See image below (black: existing fittings, ...
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2answers
45 views

steel poles with pine shelving - how to fix?

I have little setup that i didnt properly think about it! rush job. I have four Galvanised poles with four pine shelves (900x220x20) sitting on gate-eye tube clamps. The poles go through the wood on ...
7
votes
3answers
645 views

How do you insulate your pipes to protect against freezing?

So, my pipes froze in my house today, and it made me realize that I should better insulate them for the rare days that it gets in the teens here... What should I do to insulate them?
1
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1answer
33 views

Identifying valve in a flat

I would like to know what is this valve for? I'm guessing it may be water, is that right? The valve is located in a flat in the wall. side question Shall I move it from time to time so it doesn't ...
0
votes
2answers
232 views

What is this green pipe with an open end sticking out of the ground?

I'm looking at an REO property, and I cam across something and have no idea what it is. it appears to be a green pipe pipe in the ground that is open on top. It's on the side of the house, and there ...
0
votes
1answer
744 views

How to connect kitchen sink PVC J pipe to flanged drain pipe?

How do I connect the PVC J pipe to the drain pipe in the kitchen sink? The drain pipe has a large flange on it. Because of the size of the flange, when using a flanged "top hat" washer, the nut can'...
1
vote
4answers
119 views

What is the most durable ferrous metal pipe against heat?

***UPDATE***I have researched passive fireplace air heaters. The pipes are configured in a "C" shape. There are between 4-6 pipes joined side-by-side at the top and bottom with plates. The wood and ...
9
votes
1answer
596 views

When to replace a toilet's wax ring?

I just bought a new house that was built three months ago. I unfortunately flushed something big down the toilet and had to take the toilet apart, turn it upside down, and fish it out. When I was ...
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2answers
28 views

Which way to unscrew the behind part of the v pipe?

I am trying to remove the pipe bellow my bathroom sink to clean it (clogged). I made loose the facing screw but I can't the behind one. The one in the red square. I am not sure which way is the ...
3
votes
1answer
55 views

How is this pipe removed? Seems to have 2 points to be released

I am looking into how I can unclog my bathroom sink. I am looking at the pipe underneath and it seems that it has 2 points that can be used to be released. Why is this? Does it matter which to use? ...
0
votes
2answers
50 views

Splicing mesh plumbing pipe

I installed a new faucet. I replaced the old PVC pipe that connected the faucet to the water line with the supplied pipe. The supplied pipes are not PVC. They're instead covered in some kind of mesh....
1
vote
2answers
334 views

Should you chamfer CPVC pipe before gluing?

In know that PVC should be chamfered and even lightly sanded before gluing for better insertion on the fitting (and probably some other reason). What about CPVC, a manual told me to just cut, apply ...
1
vote
0answers
53 views

Can I move well pipe from under front steps and still satisfy Connecticut code?

I have a problem with my well pipe - it leaks in the spring (when snow melts). As you can see from image below - multiple hack repairs were attempted by previous owners. I was going to excavate the ...
0
votes
4answers
6k 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
94 views

How can I get a galvanized pipe that was threaded at the hardware store to screw into the fitting?

I had 1" galvanized pipe cut to size and threaded at a large hardware store but they still won't screw all the way into the fittings. When I compare them to the pre-threaded pipes I bought, the pre-...
6
votes
3answers
13k views

How do I easily separate unglued PVC pipe from joints?

I've been retrofitting an existing PVC irrigation system around my house. Part of that work requires that I work in shallow holes adding T joints and elbows in places where there were none before. In ...
0
votes
2answers
133 views

Can anyone ID this pipe?

We're digging footers for a guest house and came across this pipe. It's buried about 12" down, it's orange and about 1" diameter and has raised ridges running lengthwise (you can see them as black ...
6
votes
8answers
65k views

White solid drain pipe vs black flexible corrugated pipe for a french drain

Which one is preferable if you have a straight line 2 feet deep trench in mostly clay soil? I'll put either one in a sock with gravel. There are some roots around the trench so I thought the solid ...
2
votes
2answers
1k views

Tube Fitting vs. Flare Fitting vs. Compression Fitting

I am trying to connect a water filter with regular 3/4" FIP inlet and outlet to regular faucet tubes with 3/8" Compression Type female connectors. So, what I need, I guess, is a pair of 3/4" MIP to 3/...
0
votes
2answers
96 views

Greenish Deposit on Outside of Copper Pipe in Bathroom

I'm renovating my bathroom. I ripped out the floor and I noticed that there is a green deposit on the outside of the copper tubing. Is this a problem? Do I need to have a plumber check it out? The ...
3
votes
1answer
3k views

Do I need to ground black gas pipe?

The backstory: My HVAC friend, my dad and myself installed new gas pipes in my house after the 40 y/o pipe started leaking. Suffice to say, the old pipe was beyond repair, every retightening of the ...
0
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2answers
180 views

Blockage in bendy pipe

I have a problematic pipe that has a blockage. Problematic for three reasons: I could not snake through it (I have a 25 feet snake with a manual spin, spent a good while spinning trying to snake ...
1
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1answer
66 views

Options for fixing leaking polybutylene water service line

The water service line going to our house is leaking. The leak is originating from our lawn down to the street. The plumbers who have looked at it are saying that our pipe is made of polybutylene, ...
4
votes
4answers
4k views

How can I fit a pipe inside another pipe?

Does anyone here with experience in plumbing or piping know if a 3/4" pipe can fit inside a 1" pipe to the point where you can slide it in and out like a telescope to make an adjustable stand post? ...
9
votes
4answers
1k views

How to create a hidden plug for PVC pipe

I'm working on building a semi-permanent set of full-size soccer goals. Full-size in this case means 6' x 18'. Because of the size and spans, I'm planning on using 1.5" PVC pipe and fittings. And ...
1
vote
2answers
99 views

Reducing a 3/4“ Male Flare to a 1/2” Male Flare

I currently have 1/2" hose and female flare fittings that I need to connect to a larger 3/4" flare. I went to a local plumbing supply store and the set of parts they gave me seems a little excessive ...