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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1answer
64 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 ...
0
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2answers
39 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 ...
0
votes
1answer
57 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 ...
1
vote
1answer
39 views

Could condensation happen on unused heating pipe?

So I used a furnace in the old days and now I switched to heating AC. But the old pipes and radiators are still in place. I just discovered that in the corner of the room the lower pipe is very cold ...
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2answers
132 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 ...
2
votes
2answers
648 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 ...
0
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2answers
72 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 ...
0
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2answers
159 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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2answers
109 views

Does water hardness affect the life of copper pipes?

We have just completed the renovation works of our old home in Toronto. A short while later the pipes in bathrooms began to leak. The plumber may have used lower quality materials or lower class ...
1
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1answer
64 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, ...
2
votes
6answers
254 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 ...
9
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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 ...
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vote
2answers
82 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 ...
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4answers
221 views

Best tool and blade to cut 8" pvc

This is my first post. I need to cut 1' pieces of pvc sewer pipe for a few projects. The pipe will range from 4" to 15" diameter high density sewage (and perhaps fire-rated industrial pipe). I've ...
0
votes
2answers
53 views

Fix Vent Pipe leak?

This is the exhaust vent from a gas fired heating system. That drip, right at the joint, started a year ago. I'm assuming it's from condensation, and would otherwise drain back into the heater, ...
4
votes
3answers
1k views

What type of pipe joint is this, and how do I repair it?

The plastic pipe under my kitchen sink is leaking. This top pipe seems to simply be resting on the bottom section. Is this how it is supposed to be? I can freely pull the pipes apart with a little bit ...
1
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2answers
188 views

Steel wool around a gas pipe

There's a crawl space in my basement where the gas pipe to the stove goes through a hole in the ceiling. I think it might be a big enough hole for a mouse to get through so I'd like to stuff some ...
2
votes
1answer
103 views

Should I replace a kinked hot water supply pipe?

I recently put a kink in this hot water supply pipe. It's not leaking now, but I'm not sure if I should replace it proactively at this point. I'm looking for a practical answer, since replacing this ...
0
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2answers
245 views

What could green covering on a radiator pipe be?

Recently I have discovered the pipe to my radiator is looking a bit weird. From what I can tell, it does not quite look like corrosion, neither like mold. I think I recall there was some green paint ...
1
vote
1answer
32 views

How do I fix a water pipe leak?

My dog has a leash that is by our back porch. About 3 feet over, there's a pipe that goes into the ground. One day she got her leash wrapped around it and started pulling at it. Ever since then, ...
0
votes
0answers
70 views

How do I attach compression fitting to copper pipe that is bent?

I need to replace a compression union on some copper pipe that runs to my water heater. I cut the pipe as close to the old union as I could, then tried to slide the compression fittings onto the pipe ...
1
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0answers
23 views

Clay drain pipe repair

I was digging up a foundation and broke some parts of the top sewer pipe. The pipe is encased in concrete so not easy to replace. How can we repair the hole without replacing the pipe?
1
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1answer
226 views

Where are these flies coming from?

We recently had a sewer fly infestation caused by having a cracked mortar collar on the rest bend of the soil stack which runs through the upstairs and downstairs bathrooms. I removed a good portion ...
0
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2answers
141 views

How to remove hoses that are clamped to a water manifold in a hot-tub

I have a hot tub and a hose of the water manifold cracked off (see below on the second hose from the left that is separated from the manifold, but a part of the manifold is broken off inside). Since ...
0
votes
2answers
142 views

How to diagnose a greywater system backup

In recent weeks I have noticed that the drain pipe from the washing machine has been overflowing into the laundry room. We stopped using the washer thinking that we needed a plumber to come to the ...
1
vote
1answer
414 views

How can I remove a “log lighter” pipe from my fireplace?

My fireplace has a log lighter: What is the easy way to remove it? Can I use WD-40 to loosen the connector?
1
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2answers
54 views

Pipe inside pipe to reduce condensation

Cold well water and high humidity cause serious moisture problems on wall pipes in this area of the country. Would like to develop pipe-in-pipe system to carry cold water in the core pipe and hot in ...
2
votes
1answer
386 views

Can you diagnose coolant leak in a refrigerator by blowing hot air on the back?

An "engineer" has recently investigated my 10+ (that's my estimation - we bought it together with our apartment) year old Smeg FB30 refrigerator and claimed that the coolant gas is leaking from the ...
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0answers
65 views

Should I leave water in my galvanized radiator pipes when permanently removing boiler?

I have switched to using a ductless heat pump for heating and am planning on removing my gas boiler but leaving the hot water baseboard radiators and 65-year-old galvanized pipes (in the crawlspace). ...
1
vote
2answers
258 views

What product will insulate an exterior PVC pipe coming out of the ground with a faucet on it?

We want to insulate from freezing an exterior 24" tall PVC pipe coming out of the ground that has a faucet on it ~ a heated product is not plausible in our situation. Are there other products that ...
0
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0answers
206 views

Drain piping diagram for bathroom

This is a diagram of how I would like to do the drainage for a bathroom extension. Does it appear right? If not, why? Both the shower and the toilet are within 6 feet of the wet vent. Thanks!
0
votes
2answers
892 views

What sizes of DWV pipe are commonly used for (very) small residential homes?

One of the DIY projects I sometimes contemplate is replacing the ~45 year old galvanized steel drain pipe in my house with PVC DWV pipe and fittings. There is at least one slow, dipping leak I ...
0
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0answers
18 views

multi-family building leaking elbow in tight space inch and a half copper cold water supply

Main water supply for the 16-unit building comes up vertical then flattens horizontally right as it passes through a small opening in a brick/concrete load-bearing wall. Difficult to solder from ...
3
votes
1answer
2k 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 ...
1
vote
2answers
483 views

Can a plumbing vent pipe be vented horizontally?

I live in NYC and I have a plumbing vent pipe which vents through the roof. The vent pipe however has some "angled" pipes which bring it out into a small section of a bedroom to avoid going through ...
1
vote
1answer
75 views

How can I repair my shower that is leaking from the back of wall?

I had my shower remodel a couple of years back, from plain old shower to now cement tile. Now I noticed that when I go to turn the water on, there is water coming up out from the back of the shower ...
1
vote
1answer
116 views

How can I remove a large obstruction from a storm drain pipe?

This is a hypothetical question, so that I'm prepared if it happens again. Sometime ago someone dropped a ball that was almost the same size of the storm drain pipe (10cm/4in) in it. By luck it ...
2
votes
1answer
162 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 ...
2
votes
1answer
1k views

how to patch minor leaks at cast iron sewer pipe's joint

please see attached image, I am not sure whether it's a leak where the metal is split, or whether its corrosion where the liquid seeps through the metal. I am looking to patch this, somehow, can ...
3
votes
3answers
164 views

What sort of a drain pipe is this?

I dont even know if drain pipe is the right word. We have this little pipe jutting out of the wall in our back yard. It keeps dripping water. Its a new unit/apartment in Australia and the builder ...
0
votes
2answers
233 views

standard garden tap size (US)

I am building a garden irrigation system which is directly connected to a tap. In Europe the garden taps are usually BSP 3/4" (http://en.wikipedia.org/wiki/British_Standard_Pipe). It would be great to ...
1
vote
0answers
23 views

Correct piping for summer water supply outdoors?

I have a summer cottage, which is not used in winter, when the temperatures can drop to -20C (-4F) and lower. Currently for water supply there is some existing ~7-9m (29ft) driven well (I hope ...
5
votes
2answers
695 views

Old solder joints are failing

Working on a small cottage by the Delaware Bay. Last year I had to repair the plumbing in the two bathrooms because the solder joints pulled apart. This year some pipes fell out under the house ...
3
votes
1answer
161 views

UK to East European shower pipe converter

I bought an UK shower while doing my refurbishment of the flat in Latvia. Unfortunately, only after the tiles and pipes were installed the plumber told us that the UK shower "doesn't fit". This is ...
0
votes
6answers
176 views

3" conduit with many bends - is it worth to build it?

I am working on sending some cables (RG6, Cat5 and speaker cables) from basement to the attic. This is a typical 2-story house. After reading some posts found over the Internet, I am now considering ...
0
votes
1answer
75 views

Quarter turn connection for plastic tubes — Design idea request

I'm developing a 3d project using AutoCAD 2013 and I would like to request ideas for a specific problem. It is not for a commercial project. It is about how to connect two hollow plastic pipes using ...
1
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0answers
49 views

bathroom sink drain line

My bathroom sink drain was clogged. Since drain stop had been out, figured something fell down hole into p trap. Anyway, when I went under sink, learned P Trap piece was connected to pipe with ...
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votes
1answer
116 views

Pipe seized to inaccessible coupling - how to attach a new pipe? [closed]

I have updated this question with additional detail - it is not a high-pressure steam environment; it only operates at 115 PSI. Apologies if this is off-topic here. It's less "home improvement", more ...
2
votes
1answer
214 views

How to fix a garbage disposal pipe leak?

I have a slowly dripping joint where the disposal meets the drain pipe. I want to fix it myself and thought to just seal it with some sealant. What sealant should I use and/or should I not seal it, ...
0
votes
1answer
665 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 ...