Questions tagged [pipe]
For questions generally relating to hollowed out materials used to convey a liquid, gas, or other fluid substance.
545
questions
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1answer
20 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 ...
0
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1answer
52 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 "...
16
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2answers
2k views
Is it a problem that my bathtub drains directly into the wall?
This is the drain in the bath tub:
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 ...
3
votes
1answer
34 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
71 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
77 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 ...
1
vote
1answer
38 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 ...
4
votes
1answer
85 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
47 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
93 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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0answers
60 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
132 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 ...
2
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2answers
73 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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vote
1answer
33 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 ...
0
votes
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 ...
3
votes
3answers
426 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
46 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 ...
0
votes
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 ...
1
vote
1answer
37 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
80 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
31 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
82 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
52 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 ...
0
votes
2answers
69 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?
0
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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 ...
0
votes
2answers
198 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 ...
0
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2answers
89 views
What kind of valves are these?
I have two of these valves, one before and the other after my water meter in my home. This is a building with multiple apartments in New York City (not sure if it helps).
I would like to replace my ...
0
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3answers
95 views
Any Way To Run A New 3“ Pipe INSIDE An Existing 6” Pipe & Have The 3" Pipe In A Fixed Position Inside
Is there any way to run a brand new 3" water line pipe through the inside of an existing 6" water line pipe. I want to make sure that the 3" pipe is not rattling around inside the 6" pipe. Any way to ...
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2answers
67 views
Is it permitted to run a gas pipe through the now unused chimney to get to the attic and from there to the other side of the house?
This is about a bungalow, the width of the house is 25'
My furnace and the gas pipe that feeds this is in the basement.
I would like to run the gas pipe through that chimney all the way to the attic ...
10
votes
3answers
1k views
How can I cut a metal pipe while preserving the wires inside?
I need to install a dishwasher with a solid bottom into this space, where this solid pipe (green rectangle above) is in the way. How would I remove the pipe, or at least make it level with the floor, ...
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0answers
24 views
Is my CH/HW fully pumped? Is it two-pipe?
I'm having problems understanding the exact configuration of the CH/HW piping in my house.
In particular, I have to understand where and how to place piping for additional radiators at the upper floor....
2
votes
1answer
150 views
What is This White PVC Pipe in My Yard?
There is a white PVC pipe sticking out of the ground in my yard. It must have been put there when the house was built, before I was the owner.
What is this pipe for? It is about 4 or 5 inches in ...
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2answers
54 views
Is it inadvisable to reuse PVC? (Sch-40 white stuff)
I have some salvaged PVC (Schedule 40) from a run in the irrigation system that I'm rebuilding which is now unused - I'm considering reusing it in the rebuild of the system. Is this foolish?
The ...
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0answers
50 views
Great Stuff Foam sealed gas pipe, fire safety
So I have a pipe penetration problem at the gas pipe. I hired a contractor and he decided to use great stuff to seal the gap. Would it be a fire safety problem?
Thanks,
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1answer
54 views
Stripped male connector from dryer
I stripped the threads on the male pipe from my dryer. Now I cannot connect the gas line to my dryer. What are my options to fix this problem? Can I replace the pipe coming from my dryer? Or would it ...
2
votes
1answer
100 views
What's this thing (air gap?) in my hotel's bathroom?
I found this thing in my hotel bathroom, above the sink; looks like an air gap of some sort, but for what purpose?
Also, if I were to make an air gap with "discrete" components at least I'd make the ...
0
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2answers
74 views
Fixing a broken pipe underground without breaking the floor
Is there any way to fix a broken pipe that's located underground?
I was thinking of something like a camera and a liquid like the ones used with broken wheels...
And I'll try soon.
Has anyone ...
2
votes
2answers
67 views
What tool to use to clean refrigerator drain?
I have a nice refrigerator I like, but it has one problem.
Like all modern refrigerators it has a "automatic defrosting" and a drain tube which carries the condensate away to... somewhere. I think it ...
0
votes
1answer
39 views
AC Drain Line Redo
I've moved into a new home here in central Florida, and had a new AC system installed.
They attached the drain line to the old existing pipe that was there with the old system.
Unfortunately, this ...
0
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2answers
219 views
Can you repair a kinked copper pipe?
I have a copper water pipe which has a mild kink in it, very similar to this photo, not even quite as severe:
It is hard copper.
The kink itself is not causing any problems but in the future I may ...
25
votes
3answers
3k views
Why are the inside diameters of some pipe larger than the stated size?
I'm looking over some specifications for black pipe. I understand why dimensional lumber is smaller than the stated dimensions, but why would the pipe manufacturers give you more volume than what is ...
0
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2answers
61 views
Shower head on exterior wall - Insulation R-30 Rock Wool
We are currently building our home in the Utah area that is within 30 min of Salt Lake City. Our homebuilder recently decided to place the shower head in our shower facing the door - needless to say ...
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1answer
48 views
HVAC leaking from saturation
So I've been having a leak in my AC handler. A lot of water was dripping into the drain pan which eventually hit my float switch. I recently moved into the house and the AC unit is 10 years old (...
0
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2answers
52 views
What type of compression fitting do I need?
I purchased a GE PLV1817XSS dishwasher and I am trying to connect the water to to the dishwasher intake, but I'm having trouble finding the correct fitting. The water intake is an unthreaded plastic ...
0
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2answers
156 views
What kind of a valve is this?
I need to turn off the water supply to this washing machine.
What kind of a valve is this? How do I operate it?
Furthermore, why are there three rubber wires that leave the hot and cold water pipes?
...
1
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1answer
68 views
Looking for a part: I want to put a vertical hinge onto a standing pipe
I would like to attach some kind of pivoting hinge onto a 1/2" - 3/4" metal pipe (e.g. galvanized or cast-iron):
Something almost like this but instead of bolting onto a flat surface, it clamps onto ...
0
votes
1answer
29 views
pipe leakage in the sink
I have this sink in my laundry room, and it started water-leaking a few days ago.
After checking it seemed to me that the joint part between the sink hole and the pipe was a gasket, which was ...
