Questions tagged [plumbing]

For questions about the supply and removal of water and liquid waste.

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10 views

garbage disposal relocation

Complete newbie to DIY-ing as well as Plumbing. My wife and I decided to upgrade our kitchen sink and we chose a single basin, 9" deep model. I've been reading a lot on plumbing best practices ...
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0answers
4 views

Replacing shower diverter head

I'm working on updating a 1950's home that has not had any updates in quite some time (20 years or so, I'd imagine). I purchased a Delta Faucets shower head and diverter setup to be replacing the ...
2
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2answers
59 views

Can I run a washer hose up and over a door?

Currently my washer is on one wall next to a standing drainpipe and blocks access to an exterior door. I would like to move the washer to the exterior wall, next to the dryer, but that would require ...
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1answer
56 views

How does a water mains booster pump work? Isn't the flow rate solely determined by what reaches the property in the first place?

When getting quotes for a boiler replacement, we've been recommended to install a mains booster pump (e.g., Salamander HomeBoost). We live in a 3rd story UK flat and currently get a dismal 5 l/min ...
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4answers
40 views

Best way and best tool to file sch. 40 PVC

So I'm doing some DWV plumbing, and I'm close to being finished with my project. I'm looking for advice on the best way to clean up and chamfer PVC sch. 40 pipe (I'm mostly using 1-1/2" and 2&...
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2answers
26 views

How to properly pipe a hydronic heating system

Background: I am installing a hydronic radiant floor heating system myself and getting all the information required is a combination of many different websites. It doesn't seem like there is an all-in-...
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0answers
18 views

Garage catch basin and basement washroom drain pipe connection

I am trying to get a good understanding of the plumbing setup I have in the garage (see attached picture). This catch-basin is located in the middle of the garage. There is a basement washroom on the ...
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2answers
33 views

IBC Tote fill valve

I am repurposing a 275 gallon IBC Tote as a water cistern. I want for it to fill automatically and stop when full like a toilet fill valve. Is there anything that I can adapt to the lid? What should I ...
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0answers
17 views

Connecting ABS and PVC in stack

I am installing an upflush toilet that runs a 1" PVC discharge. This will be connected into my ABS stack. I wanted to check to see if this configuration is appropriate and would work. Cut the ...
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0answers
27 views

Faucets are whistling

This started about 2 months ago, and now whenever I turn on any faucet in house (on low), there's a whistling sound. The whistling sound goes away if I increase the water flow. Any suggestions on how ...
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1answer
25 views

Toilet Connector Hose Removal

I'm replacing the toilet connector hose because there's a leak from the bowl. I've tried to remove the old connector hose but the metal piece in the pic will not detach. It spins when I use a steel ...
3
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2answers
140 views

Is this horizontal drain pipe under kitchen sink a problem?

My double kitchen sink drains into a 2” white plastic DWV pipe that traverses approximately 4-5’ of distance without any slope at all. I used a level to confirm my visual observation: there is indeed ...
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0answers
26 views

114 yr old building whooshing sound at inside water feed. No leaks/No drop in pressure inside

114 year old building, was once a commercial building, now residence: Sound is coming from what we believe to be the indoor main water feed, that is buried in the cement floor, except for nozzle, and ...
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0answers
17 views

How best to connect a second gas run to a meter

I am running a 1 1/4 gas line to the garage in the rear of my lot - total run is about 85 feet. Trench and Home-Flex underground PE pipe (https://homeflex.com/underground/#system) is already layed out ...
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1answer
26 views

Trying to relocate a drain- I need to deviate like 27 degrees from the original direction of the drain. What are my options?

I have had a busy time at work and I am now getting back to my bathroom renovation project The picture below shows what I am trying to do I would like to avoid digging out the pipe and cutting out the ...
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2answers
35 views

Cleaning swing check valve

I have a swing check valve that is between the water meter and the main ball valve. I have a water pressure booster and noticed that when no faucet is open in the house the pressure drops slowly, ...
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0answers
38 views

Trouble replacing cartridge for a 2 handle bathroom faucet

I am trying to install new cartridges for my faucet, but after removing the old ones and putting the new ones in, water will not come out from either handle after I turn it on. On the left is the new ...
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1answer
18 views

What is the difference between a single and double union pressure reducing valve/regulator?

My house was built in 1978 and the water meter is underground. In 2016 a plumber moved my water meter away from the street and closer to my house. Apparently there was something weird about the PRV he ...
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1answer
33 views

NPT used in U.S Pressure Gauges

Is the NPT used in United States Pressure Gauges parallel or tapered? The following is the unattached photo. When I attached the adaptor which is NPT to BSP converter. It is not all the way when ...
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2answers
37 views

How to change waste pipe fitting with a small amount of male pipe to work with?

I'm adding a 4th bathroom to my home and need to update the waste pipe going to the septic tank from 3" to 4". The pipe coming out of the foundation immediately transitions from 4" to 3&...
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1answer
53 views

water hammer after whole house copper repipe

I recently had licensed contractor came replace the whole house repiped to copper and pass the city inspection. However, this also introduce the water hammer into my house. Layout Wash machine - ...
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1answer
17 views

No hot water on high pressure shower head

I just moved into a new apartment. I noticed that the pressure in the shower is not optimal, but the hot & cold water work fine. After changing to a higher pressure shower head, the pressure is ...
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1answer
37 views

How can I run 2" sink vent stack through top plate?

I'm renovating my kitchen which used to have soffits. We've pulled out all the soffits and framing of the soffits. The vent stack for my sink goes up the wall and comes out of the wall just before the ...
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0answers
20 views

Fixing leaking Sloan Royal Flushometer

I've got a Sloan Royal Flushometer that is leaking after some flushes. The leak comes from both sides of the cover (see pictures). This happened once, years ago, and I fixed it by simply replacing the ...
3
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1answer
132 views

What size drain is required for a washing machine?

What is the plumbing Code for Washing Machine Drain? I want to install an extra washer and dryer in my detached two car garage. This is a picture from a house under construction. I believe the Drain ...
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1answer
51 views

Does anyone recognized this PEX Crimp System (Make/Model)?

Does anyone recognized this product? Looks like a good idea. There is this red spacer ring to help position and hold the crimp ring in the right place. I want to know more about it.
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0answers
31 views

Installing a new cartridge results in water being blocked completely

I am trying to install this new delta 3S-11H cartridge, but every time I do so and I turn on the knobs, the water is completely blocked by the cartridge for some reason. It happens for both hot and ...
3
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1answer
82 views

What is this device connected to my cold water pipe?

Our house has an attached greenhouse; under the sink there is a device connected to the cold water supply that then goes into the slab. There is a floor drain in the slab, so it's possible it ...
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2answers
48 views

Green Corrosion on new sink shut off valve after only a year

I just noticed some green corrosion around the shut off valve area under a bathroom sink. This is a new shut off valve that was installed by a plumbing company only around a year ago. Should I have ...
3
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1answer
51 views

Does my new bathroom plumbing need a cleanout?

I am working on new plumbing for an addition we just built. Does anyone see any issues? Do I need a clean-out at the end of the run? I plan on using a 3" elbow in lieu of a combo to keep ...
3
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0answers
49 views

Would this be a proper way to run drain line for basement sink?

On the other side of my mechanical room's wall, we are putting in a small powder room. The sink is going to be on the wall below the boiler valves, which is represented by my awesome graphic. I was ...
2
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1answer
60 views

I know there is a pressure vacuum breaker here, but what is the rest?

First, a labeled picture of the situation: There are three ends, two in the ground and one in the house. How can I figure out which way the water is flowing? There are four labeled valves (and one ...
4
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1answer
32 views

What can I use to determine the proper size of faucet aerator to buy to replace the existing ones in my american standard faucet?

My bathroom sinks have clogged up. After ruining the little "remove the aerator with a coin" plastic inserts, I bought this tool off amazon. It was able to get the aerator out, but the teeth ...
2
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1answer
58 views

Water pressure high when first opening kitchen faucet then reduces dramatically when fully opening faucet

This just started happening today out of nowhere. When I open the kitchen faucet halfway the water pressure is ok. When I open the faucet fully the water pressure drops dramatically. Any ideas as to ...
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1answer
38 views

Storing an Old Sump or Ejector Pump for Later Use

I recently replaced my functioning, but of unknown age, ejector pump. After washing it, I'd now like to store it so that it could be pulled out in case of an emergency. I'm considering putting it in a ...
1
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1answer
71 views

How can I connect two plumbing vents in a horizontal run?

I have a vertical vent coming into my basement and I need it to go to a horizontal vent on both sides. for the life of me I am not able to find any kind of vent Tee where its straight up and down ...
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2answers
48 views

How do I remove a stuck tap bonnet to change the cartridge?

I've searched and read many tips and quite a few questions on here but I'm still totally stumped! I have a bathroom single lever mixer tap, and I'm 90% sure the cartridge needs replacing so thought I'...
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0answers
24 views

How to identify Direct Return vs Reverse Return Pipe

Is there an easy way to tell if a hydronic heating system has direct return pipe or reverse return pipe?
4
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2answers
90 views

Is it ok for a bathroom sink vent to go up and come back down over an obstacle?

I think this question has been asked before but I can't quite find exactly my situation. I'm pretty sure this isn't to code, either, except the IPC code section 905.2 apparently says All vent and ...
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0answers
73 views

Plumbing layout with many constraints

Attached is an image with constraints labeled. I'm having a hard time figuring out how to connect all this together. My best thinking so far is to run the shower with a center drain to the toilet with ...
3
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1answer
1k views

Can I put road salt into toilet/sink trap to prevent it from freezing?

I have been advised, that I can put salt into a trap to prevent the water from freezing in building I do not use much during tough part of the winter. I know I need to remove all water from pipes ...
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1answer
23 views

Can I vent off the top of a 90 turn down from upper floor?

I'm attempting to add a bathroom to my 3rd floor. I have to run a 3" waste line through a wall on floor 2, down into the ceiling of floor 1 to tie into the existing 3" waste line connecting ...
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1answer
34 views

Water pressure problem - plumber tapped into kitchen hot/cold water line to add bathroom sink on other side of wall

I had a bathroom sink added to opposite side of kitchen where there's a sink/dishwasher. I think contractor hired a plumber who is unlicensed. He insists the guy is licensed but I've had too many ...
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2answers
71 views

What is this rotating pipe adapter called

This is the solenoid valve from Orbit Water Timer I have. I want to know what is the rotating adapter on the right side called. I would want to buy one for some of the threaded taps that I have in my ...
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1answer
48 views

How can I convert this cast-iron cleanout to a proper air-gapped drain?

My house's water softener and salt tank overflow currently drain through what appears to be a drilled-out cast iron cleanout cap in the basement, close to where the sewer line exits the house. This ...
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0answers
25 views

150 psi dual pump pressure switch issue

I have this pump (12v dc dual 150psi diaphragm pump). As you can see it has a built in pressure switch which I have disconnected because it does not pump water at all if it is connected - it turns on ...
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0answers
11 views

How to replace cartridge on Grohe shower valve

I have a Grohe thermostatic shower valve that runs very hot. I realize I probably just need to replace the cartridge, but I'm a much better electrician than plumber! I'm pretty sure the model name ...
5
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3answers
1k views

How do I plumb this kitchen sink to stop the leak and improve drainage

I'm trying to stop this setup from leaking and improve the drainage. The sink is a bit low, and the basket strainer drops a few inches. Below that, I have a tailpiece with a dishwasher connection, ...
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0answers
43 views

Can red dye cause premature failure in pex tubing?

I've been told that red pex had a higher failure rate because of some flaw introduced by the red dye in it. Has anyone heard anything like that? I can't find anything online about it so far.
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1answer
60 views

Do I need plumber putty or would the already existing rubber gasket seal this sink leak if installed properly?

I had working kitchen sink until today when I had to remove and reattach sink garbage disposal. I am trying to figure out what is the quickest, but still acceptable solution to fix the leak that I ...

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