Questions tagged [pipe]

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

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15 views

Well Pump House Feed Setup: Proper Plumbing Pipe Size & When to Transition Sizes

I live in Southwest Florida, and we have well water. I am in the process of replacing / moving a lot of our well water stuff and this has brought up a lot of questions as to why things are the way ...
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4answers
94 views

How can I remove the coating from black iron pipe?

I'm building a couple industrial style tables, using black pipe from Home Depot for the legs. The fittings and smaller nipples are all a faded gray color that perfectly complements the black cherry ...
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37 views

How to fix water leaks in your apartment? [closed]

Recently bought apartment has developed water leaks. Plumbers are useless. What to do, how to fix it?
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1answer
25 views

New shower install slow drain?

I had a pre existing area to add a shower stall. Within a week the drain is extremely slow . Nothing has enter that new drain. What could be in issue. It drains when I use a plunger, but relates the ...
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42 views

What are the exact measurements of this pipe thread?

I would like to 3D print something that fits into this threading: For that I would need the exact measurements of that thread, but without knowing what the standard is called it's hard to look them ...
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1answer
23 views

How do I connect a 1/2”BSP (F) Swivel inlet with a Quick Connect hose end?

I want to connect this washing gun to a hose end (1/2") with a quick connect system. What connector do I need? Any links would be welcome! For instance, would any of these work?
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1answer
46 views

Why won't a 5/8" compression fitting with a ferrule integrated in the nut fit onto 1/2” copper pipe?

I bought a coupling to transition from a brass 1/2” FIP (female iron pipe) to 1/2” copper pipe. The only compression fittings that the store had did not have the traditional independent ferrule that I ...
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0answers
36 views

How to connect bathtub drain pipe to existing floor drain?

I have this floor drain and I want to connect it to a bathtub drain so basically another pipe. The diameter is about 40mm of the narrower pipe, although it has a thick border. It is most likely a ...
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2answers
104 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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2answers
69 views

Cementing in around soil pipe exiting around brick wall. Is this required?

I've had a loft extension done on my house, all has gone pretty well. The last snagging point was that I spotted that the soil pipe hadn't been sealed in where it exits the wall. The guy on site put ...
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5answers
752 views

Paver installation - excavation limitation

I am trying to install a paver patio in my backyard but have run into some excavation issues. Everything I have read says to dig deep enough to allow for 6" of base material under the paver surface (...
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1answer
60 views

Replacing Multi-turn Toilet Valve

As you can see above, I've got three bathrooms with 1/2" galvanized pipe multi-turn toilet valves I'm wanting to replace with quarter turns. I originally was planning on just breaking loose the old ...
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What is this large steel structure used in excavation? [migrated]

This may not be in the right site, but I can't find a 'construction' meta site. I keep seeing these large rectangular structures on job sites they put in the ground. I'm guessing something for ...
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1answer
88 views

Can I run a plumbing vent through a wall instead of the roof?

I'm working on a tiny cabin bathroom. I would not like to run a vent pipe and cut an opening in the roof. Are there any other options on the placement of vent for waste?
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51 views

Water line runs 600 feet from meter to gate of property?

Would there be a benefit if I have a 1" meter that is 600 feet away from property to up size the pipe from 1" to 1 1/2" pipe?
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1answer
39 views

Is this product suitable as a solvent cement for abs pipes?

I have this at home: Glue and I need to solvent-weld these abs drain piping: pipe and elbow Can I avoid purchasing solvent cement? Or would that present some problem? Thanks.
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3answers
93 views

Strapping down a copper pipe with little access

I installed a new tub faucet because the old one had a terrible diverter. Because the pipe moves in and out (about 1.5inches), it’s impossible to get the new faucet to fit tight against the tub. I ...
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5answers
34k views

Why does this pipe feeding a hot water heater dip down like this?

This is a cold water pipe just in front of the hot water heater it is feeding. Why is it shaped that way? What is its function?
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2answers
59 views

Stop pipe from banging without removing floorboards

We have a pipe that bangs for a while right when we turn the heating on. I managed to isolate where the pipe is (under the floorboards on one room), the problem is that I can't lift the floorboards ...
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3answers
96 views

How aggressive should one be with replacing aged steel pipes in a Norfolk VA brick house?

I'm house-sitting my son's house that he just bought. It is at least middle aged and I'm concerned that it is a hidden cost. The exterior is red brick and the plumbing, as far as I can tell, is all ...
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59 views

Uneven Pipe in Bathtub, Drain Post won't screw back in?

Bathtub got clogged and we have a push-pull tub stopper, so I used a pop up drain wrench, and was able to unclog the tub after using a drum auger. However, putting the pieces back in has been ...
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1answer
65 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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3answers
125 views

What is the significance that “no blade is involved” in threading pipe?

Lowe's (a big US chain home improvement store) offers black iron pipe cutting and threading services to customers. Basically they sell the pipe & will alter it for you. From their website in the "...
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5answers
8k views

Is it a problem that my bathtub drains directly into the wall?

Here is what I see inside the hole My landlord said is ok. But I think water going directly to wall can't be a good idea. My question is how bad is it? Needs fixing right away? If needs fixing, how ...
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1answer
76 views

Kitchen drain causes basement laundry drain pipe to overflow

We have a setup where our washer is in the basement directly below our kitchen sink. From the looks of it they both drain directly into the same sewer/drain line. To the right of the washer is a floor ...
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4answers
77 views

Mounting long pipe as curtain rod from ceiling between exposed beams. What are these hex bolt sleeves used for existing pipes / better alternative?

I live in a loft space with exposed beams ~9ft apart and vaulted ceilings. I'm trying to cordon off part of the space with a divider curtain. I previously tried a tension rod which sagged too much due ...
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1answer
129 views

Is there a rule about minimum rise of a vent pipe before it can run horizontal?

I am replacing my shower/bath, including removing the wall that houses the vent pipe (the new unit is free-standing). To make the repiping easier, I want to redirect the tub vent pipe to merge with ...
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1answer
252 views

How is a pipe nipple's length measured?

Like many items which have "trade sizes" it seems a little ambiguous what the length of a pipe nipple actually means. For instance, if I see a 4" pipe nipple advertised, what portion of the object is ...
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1answer
86 views

Why does my shower feed do a long loop into my garage?

The pipes feeding my shower have an odd arrangement. Hot and balanced cold plastic pipes come down from the loft into the shower space, go into the utility room next door, along the wall and into the ...
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1answer
61 views

Is there a reason to avoid running (water) pipes in a shared townhouse wall?

In the process of renovating my master bath, I pulled out the vanity and discovered the water supply lines come up through the floor. The drain goes through the wall. The wall is a shared wall in a ...
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3answers
99 views

Should the steel pipe from the gas meter into a home have foam insulation like an exposed water pipe?

A neighbor put rubber foam insulation on the exposed length of steel pipe from the meter into the house . Is this a good idea ?
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64 views

how to reroute black sewer pipe

edit 12/30/2019: - adding a picture of the vent stack above the subfloor and to the right a sink drain that has it's own vent that ties in - there is a red plug in the T. where the trap from the ...
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5answers
138 views

What is the minimum temperature for house heating system to keep pipes from freezing

Roughly what is the minimum temperature to set a house heating thermostat controller to in order to keep pipes from freezing? Assume no other considerations, e.g. assume no one is living inside.
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1answer
60 views

Auto-cleaning room (CIP for the ground?)

In breweries, we used CIP (clean in place) to cleanin and sanitize vessel. Here, I have a room (a production room for beverages) with slope on the ground and a gutter all room long because I have to ...
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3answers
142 views

What’s the best way to connect my 3/4” gas line to my 3/8” grill hose?

I just had a natural gas line installed in the outside wall of my house. It has a valve and a female 3/4” connector. My natural gas grill has a hose with a 3/8” connector. How can I best connect ...
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1answer
35 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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3answers
44 views

Adhesive for PVC-glass in a high temp situation

I am making a steam condenser for my chemistry project, as our lab is not equipped with one. The materials I am working with are a 0.5 litre glass jar (was a honey jar) and some plastic pipe I bought ...
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3answers
431 views

how to remove some small rocks at the bottom of a 4' vertical water pipe 2 1/2" diameter?

Two small rocks about 1" are blocking access to main water shutoff valve in 4-5' vertical pipe about 2 1/2" in diameter. Need to snag them! pipe is outside residence.
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2answers
48 views

How to cover up a gap in a badly installed cabinet?

The apartment I moved into has a kitchen with cabinets as most kitchens do. I noticed that in the mornings it has been especially cold in the kitchen, and I traced the cold air to a large gap in the ...
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1answer
35 views

Washer outlet extension after adding wall tile

This is the washer hot and cold water before I added tiles After I installed tiles, the connection was flushed to the tile so I had to add an extension To me, this is an ugly hack because it makes ...
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1answer
38 views

Are Quick Connect Shark Bite Connectors Safe to use with a Boiler?

I have a section of piping I want to clean up, and while out to buy some supplies to practice my pipe sweating I found out about Quick Connect Shark Bite connectors. I was told they work for both ...
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2answers
88 views

Hairy frayed white stuff around bathroom heater pipe joints: asbestos?

I’m a bit worried about some frayed hairy/stringy material around my heated towel rail in the bathroom, sticking out of the pipe joints. It is white, so doesn’t look like hemp to me, and I’m wondering ...
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1answer
35 views

Need help with water valve/cartridge removal

Trying to replace hot water leaking cartridge and having problems removing old one out. I was able to unscrew the top part but insides stuck and won't come out easily. I've tried to force it but ...
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2answers
104 views

Is corrosion a concern when hanging black iron pipe with copper hangers?

Can I hang black gas pipe with copper hangers? Is corrosion a concern? Example:
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1answer
60 views

1/2“ Feed, 3/4” Piping, Effect on Water Flow Rate

Currently plumbing a 20" rain shower (droplets + water fall). Using it with a water pump/booster. The valve that comes with it has two 1/2" inlet which consists of cold + hot water so it's basically ...
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4answers
104 views

What is this rubber tubing called?

What is this rubber looking elbow here called and where can it be purchased? It's the black part that is fastened to the 3/4" pvc using hose clamps. For some context, this is a condensate drain on an ...
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2answers
116 views

What causes water pipes to shake violently with no known catalyst?

I woke up this morning to the sound of my water pipes shaking violently. So violently that I could feel the walls moving. The house was built around 10 years ago, and has water hammers. Normally I ...
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0answers
45 views

Can there be bad unions?

1 inch brass union continues to leak with proper pressure and pipe dope. Is the union bad? How do I check?
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1answer
42 views

In a house with baseboard heat, how can I tell where areas I need to heat in the winter to prevent pipe freeze?

All, I recently purchased a property in the mountains as a vacation home. It is two stories plus a basement. It has no central air, and just electric baseboard heat. It is at a rather high elevation ...
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2answers
786 views

How can I repair a pinhole leak in a washing machine drain hose?

I've just reconnected my washing machine and tested it, and there's a tiny hole in the out-flow pipe. The hole is in red circle in the images below ... in the fairly-rigid, ribbed plastic, rather than ...

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