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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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1answer
48 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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2answers
81 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 ...
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2answers
70 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
58 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 ...
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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
23 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....
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1answer
95 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
52 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
44 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
41 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
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1answer
98 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 ...
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2answers
72 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 ...
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3answers
56 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
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1answer
37 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 ...
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2answers
95 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
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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 ...
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2answers
58 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 ...
1
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1answer
47 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 (...
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2answers
51 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 ...
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2answers
133 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? ...
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1answer
61 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 ...
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1answer
27 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 ...
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0answers
18 views

Arranging and venting a waste pipe branch

I recently got ground floor piping extended to get drain, hot and cold in a first floor room. Only the pipes are there, but I'd like to install a sink and a washing machine as from the (VERY schematic)...
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1answer
57 views

Max water pressure of clear acrylic pipe?

I'm trying to diagnose an air locking problem with a power shower. It's currently fed by 15mm white plastic (type unknown) pipes for both hot and cold. I'd like to replace these with clear rigid pipes ...
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1answer
218 views

How to connect two different height water tank on pump?

I have a two.different size water tanks, 1500 liter and 500 liter. Both water tank height and width is different. 1500 liter tank width- 49.5” height- 56” 500 liter tank width- 36.5” height- 36”...
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2answers
204 views

What is this pipe in my garage for?

I measured it and it would come out under the cement where I approximately marked in red in the next picture. The main house sits on the other side of that cement walkway. My only guess is it has ...
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2answers
54 views

Is tape an effective way to hold on a foam elbow?

So, one of the things I want to do around these parts is insulate (lag) the hot water piping in this house's basement to the best of my ability (especially since part of it is in a crawlspace that's ...
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1answer
93 views

is this Asbestos? or anything dangerous?

In my garage there are some water pipes I believe that have a wrap around them and in some places its expanded and opened. Now I am worried if its asbestos. Its yellow and looks puffy. I near a water ...
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0answers
16 views

Question about replacing threaded brass plumbing fittings having one union

In front of my old 1950s house, I have the main water pipe coming up from the ground, going through a pressure reducer, shutoff valve, and hose spigot before two right angles then going into the house....
4
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1answer
73 views

How to seal straight-thread faucet shank / nipple to the faucet?

I have a faucet which requires installation of a separate threaded 'shank' or nipple which acts as both the water supply inlet and also is used to anchor the faucet to the sink deck. These are ...
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0answers
51 views

Broke outdoor spigot from its pipe, discovered pipe is PVC instead of metal. How to repair this?

This spigot comes out of my walkout basement wall outside (with plastic sidings). It had this stupid anti-siphoning attachment that restricted water flow, so I tried to twist that off and broke the ...
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3answers
165 views

What to try next when pipe joints leak with both thread sealant and with teflon tape?

I am plumbing a couple fixtures (a water heater and a shower) with pex and a few threaded fittings (at the heater and shower fixtures only). At first I used teflon tape (3-5 turns in direction of ...
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0answers
12 views

Is there any reference (or probably web/online calculator) to figure the size for downspout pipe for a known flow rate

The total flow rate of water collected by the gutter of my roof is known (50 L/minute). I need to figure the safe size for my downspout pipe for this roof. What's the minimum diameter for the ...
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1answer
41 views

How to make an underground connection to 4 inch clay drain pipe

I need to connect to an existing 4" clay drain pipe opening that will be underground, and I don't want dirt/sand to enter the joint. Are there connector pieces that form a tight joint? For extra ...
0
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1answer
79 views

Water Main coming into house - is just super cold and keeps the basement cold

Just getting out of the winter, although it keeps snowing here in Chicago. Recently moved into a new home, and have a concern regarding the main water line coming into the building. The water line ...
2
votes
1answer
82 views

What is this pipe in my basement?

I have a lot of water coming into my basement from a line that is next to where my water pump feeds into. It has been raining a lot lately. I found a pipe in the basement that looks like it could be a ...
0
votes
1answer
71 views

Stopping sewer smell

I have a sewer near the house where two sewer pipes meet. The problem is that it's been built badly and a lot of sewage remains there instead of going in the 3rd pipe. How could I make it go through ...
0
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0answers
114 views

1/4 inch plastic water line to 1/2 inch refrigerator connection

I am on the last step of installing a reverse osmosis water filtration system underneath the kitchen sink. After the water is filtered, I have two options; connect the final blue 1/4 inch outer ...
0
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1answer
58 views

Reverse osmosis water filter installation

I am currently attempting to install a reverse osmosis water filtration system in the cabinet underneath my kitchen sink next to a refrigerator. The system comes with a faucet which appears to get it'...
0
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2answers
99 views

Dual kitchen sink disposal causes water to shoot up in non-disposal side, drain connection is horizontal

I have a dual bowl kitchen sink. The nondisposal side drain sits higher than the disposal side. The disposal drain connects to the nondisposal drain horizontally via a tee pipe. Sometimes when ...
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0answers
26 views

Sediment buildup in water heater from downstairs flat

I recently moved into an apartment that was built in the 60's, and can hear a "popping" noise from the bathroom wall, almost constantly. After doing some investigating, it looks to be sediment build ...
0
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1answer
161 views

Bond CSST to Water Pipe - Allowed in 2017 NEC 250.104(B)?

I am looking to bond out CSST gas line which is in our crawl space of the house (dirt floor) and the copper water pipe is close by. I was wondering if CSST can be bonded to the copper water pipe in ...
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1answer
77 views

Do I need a pump for my sprinkler zones that are minus 70 feet elevation?

I have a water tank on a hill and some lawns to water at the bottom of the hill. The pipe that connects those two is a 2.5" pipe (yes, really) and when I attach a pressure gauge at the bottom of this ...
1
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1answer
46 views

Metric unit conversion for piping

The German manual of my washer-dryer says it needs a water connection with measurements specified as 26,4 mm = 3/4". Assuming those quotation marks were meant to be prime marks, i.e. stand for inches, ...
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2answers
191 views

Pipe drips water on my exterior porch?

So, there's this pipe sticking out of the wall between my garage and the front porch. Occasionally, an amount of water seeps out of it, enough to pool eventually though I've never seen any water "...
0
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1answer
48 views

Accessible gas pipe union

I have an 8x8 opening in a wall with a small panel door and currently it holds the supply gas pipe valve for the house. The pipe then exits the wall and becomes exposed in a room. I would like to make ...
1
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1answer
49 views

How to uncap dishwasher water lines?

I moved into a mobile home that has the spaces and water lines for a dishwasher but the landlord says I would have to have a plumber uncap the lines... can’t really afford the plumber. Can I do this ...
2
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2answers
78 views

Pipe not straight, touching another pipe - possible fixes

Problem: hearing clicking metal noise when water-based heating is on. Because this sound travels so quick, it was very hard to find the spot, but finally found it - right below the outlet. Opened the ...
2
votes
1answer
108 views

Yellow poly gas pipe to copper tubing transition

I need to run a liquid propane gas line from my tank to my house. The house and tank connections are currently copper tubing. I was thinking of using yellow poly pipe for this run, but I haven't ...
1
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1answer
68 views

How to clear a copper water line in the concrete pad?

I replaced a gas hot water heater. I opened the valve to fill it while the faucets were off.( The gas is not yet turned on.) Then opened the kitchen hot ,of course a blast of air then some slightly ...