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

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1
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2answers
226 views

How much pressure does it take to blow water out of a fire sprinkler in a 4-6 foot arc? [closed]

I am trying to replace a water pump that we have on a confined space simulator that will pump water from an open 55 gallon tank to a pair of fire sprinklers to simulate a pressurized chemical release. ...
5
votes
1answer
241 views

Does a dishwasher require a disposal?

I'm thinking of installing a dishwasher. Unfortunately, my kitchen layout would not allow me to install it beside the sink (without moving the whole sink & cabinet). So, I'd like to install it ...
2
votes
0answers
131 views

How can I fix this leak behind my toilet? [duplicate]

Possible Duplicate: How can I fix this leak? There's a leak in the tube behind my toilet. (see the drops of water coming out of the joint ?) What would be the easiest way to fix that ?
4
votes
1answer
151 views

What's this top part of this faucet used for?

This is a faucet coming out of a wall in my backyard. What is that top white round part used for? What tool is used to screw/unscrew it?
1
vote
0answers
953 views

How can I properly drain heatpump condensate?

I have a heat pump in the attic That drains to the ground outside two floors below. I naively added a hose fitting so I could redirect the water where I wanted it, slightly up hill. This created a ...
2
votes
1answer
552 views

What would cause the bottom half of a radiator cool down after heating up?

I have a one pipe system and just had a new Vertex vertical radiator fitted. It's the last radiator in the circuit. The radiator I had replaced for the vertical radiator worked like a dream for the ...
4
votes
3answers
558 views

Calculate savings from/cost-effectiveness of installing a tankless hot water heater?

Following up on "Which water heater types do you recommend?" and "Are tankless water heaters worth it in cold climates", is there a way to calculate the point at which installing a tankless water ...
1
vote
1answer
66 views

What can I use for a water supply for my electric hot water heater?

I want to move my hot water heater to the porch by my washing machine. Can I use the same water supply lines that are used for my washer?
5
votes
2answers
2k views

Are either of these tools suitable for tightening the pipe union nut underneath a bath?

I'm having trouble tightening the pipe union nuts on some new bath taps I've fitted at my mum's house. I got everything out OK, and (because the previous plumber had put the hot tap on the right ...
0
votes
1answer
495 views

Should I turn off the cold water while replacing a hot water faucet stem?

When I'm fixing or replacing the hot-water valve stem in a 2-handle bathroom faucet, do I need to turn off the cold water as well as the hot water, or is turning off the hot water sufficient? I'm ...
2
votes
1answer
213 views

How to adjust a pressure regulator, that doesn't have a screw/bolt?

The pressure in my house seems to have dropped, so I called my City Water department. They came out and tested it, and said my regulator must be bad. So I dug it up, and found it's one I've never ...
5
votes
2answers
8k views

How should I pump water throughout a house from holding tanks in the basement?

I have an infrequently used, small cabin that needs a pumping system installed. Currently, there is no pressure tank or pump installed. There was one many years ago but that's long gone. The water ...
1
vote
1answer
246 views

How can I remove a stuck tub spigot?

While trying to remove the child safety cover from my tub spigot I managed to shear off the plug mechanism that activates the shower. The guy at the hardware store sold me a new spigot and now I ...
4
votes
1answer
6k views

Are galvanised steel pipes suitable for supplying hot water?

I am living in an old building where the old galvanized steel pipes are still in use indoors. Rather than upgrading to copper pipes, can I reuse these galvanized steel pipes for hot water (from a ...
1
vote
2answers
769 views

Sizing DHW expansion tank for tankless heater

I have a combined boiler for hydronic heating and DHW. Earlier in the winter, I started insulating as much of the pipes I can easily access. This has led to hot water coming out of the cold water ...
0
votes
1answer
251 views

Where should this seal ring from a syphon go?

I'm from Europe and I do not know if you in the US have the same system concerning washing basin plumbing. Today the water of our washing basin did not go away. So I took my pipe wrench and opened the ...
0
votes
2answers
5k views

Repair holes in copper pipe

The drain pipe under my sink is made of copper and has a couple of small holes just before it goes into the wall (and eventually leads out to a greywater tank). The picture below is taken from ...
4
votes
1answer
539 views

How should I use a plumber's snake?

How should I use a plumber's snake if my kitchen sink drain got clogged? Are there any suggestions on when this device is applicable and how to use it?
7
votes
1answer
8k views

How should I build a raised subfloor for my basement bathroom?

I've ripped out the bathroom in my basement that was finished by the previous homeowner. I'm now rebuilding, and curious to the most correct way to go about this. The whole basement was finished ...
2
votes
1answer
14k views

Is my toilet refill issue more likely a problem with the fill valve or supply pipe?

This question may be a duplicate of Toilet Supply Line and Valve Leaking, but I have some different symptoms/troubleshooting steps, and the answer supplied for that question doesn't quite fit (though ...
4
votes
1answer
4k views

Do waste water pipes for kitchens and bathrooms require a minimum slope to avoid clogging?

When I had a dishwasher installed, the plumber refused to install the waste water pipe horizontally, saying that this would get it to clog all the time. He left a roughly 1:10 slope on it. I thought ...
2
votes
1answer
3k views

Why use a Thinner Water Pipe to Branch off From a Tee

Sorry if this question sound naive. Normally in water pipes, when we see another pipe branch off from a T-junction, that pipe is a thinner one. Say, a 3/4" pipe will branch off only a 1/2" pipe in a ...
7
votes
3answers
4k views

Are hot water returns worth putting in?

Once I saw on an episode of This Old House that they were putting in hot water return lines: pipes that recirculate idle hot water back to the heater so you get hot water right away, instead of ...
3
votes
1answer
409 views

How can I repair a sticking temperature gauge on heating valve?

The plumbing for my building heating system has temperature gauges on the outlet and inlet pipes. One of these gauges sticks - I can make it show the correct temperature by tapping the gauge quite ...
3
votes
1answer
637 views

Could water temperature fluctuations be caused by new plumbing?

I'm having a new bathroom installed. I hired a plumber to do all the water works. He ran all the lines; he is now waiting on sink and toilet to arrive to finish installation. Since he ran new line, we ...
5
votes
4answers
1k views

What accessories, aside from faucets, fit into sink faucet holes?

I'm going to replace an existing 3-hole faucet with a single hole faucet in my kitchen sink. I plan on installing a soap dispenser into one of the other holes, but that will still leave me with one ...
4
votes
3answers
452 views

How can I make these bath valves easier to use?

I'm looking for a way to make the valves in the pictures below easier for my mother to use. She has a bad case of arthritis in here hands, so this was suggested by a nurse. I would really prefer any ...
2
votes
1answer
700 views

When did it become illegal to use lead solder in residential plumbing?

I'm looking for a citation on when the requirements to use lead-free solder in residential plumbing took effect. Why? On 06/09/2009 a local plumbing company re-plumbed the house I live in. Today we ...
2
votes
2answers
236 views

Do I Need New Kitchen Faucet Handles?

I just replaced faucet washers and after reassembly, the tap doesn't work. There is a crack in the handle. Is a replacement handle needed?
2
votes
3answers
845 views

How can I fix my kitchen sink cheaply?

We live in a condo. Our kitchen sink will gurgle a lot. From time to time, there will be bubbles and even an overflow of bubbles and some sediment coming up from the kitchen drain. Someone has ...
9
votes
4answers
375 views

Removed sink, now what?

We've decided to replace the sink (which was way too small) with one from Ikea. This is how it looks after the removal: Now for the problems: The sink that was there before was a free-hanging ...
4
votes
1answer
2k views

How can I replace my main water shutoff valve?

I just recently purchased a house that was built in 1979 with galvanized plumbing. The water main just outside the house looks like this: I'm planning to replace it, but I want to make sure it's ...
4
votes
1answer
1k views

Can I grind a shallow channel in my basement concrete to correct the height of a shower drain pipe?

Long story short - the people who finished the basement bathroom did so without a permit, and they made full use of the fact that their work wasn't about to be inspected or subject to building codes. ...
3
votes
3answers
528 views

What options do I have for quick disconnects for copper/plumbing?

(Related to this question) but I think that may be too specific in that I already had an idea of how to solve the problem - perhaps the better way is to pose the problem and ask for the best ...
4
votes
1answer
1k views

How can I install a J-Trap for a bathroom sink with limited space?

Well, it was my first difficult handman project and I got this far... Below is a photo of my installation right now. Every single diagram I've seen has the J-Trap facing down. Is there any way ...
1
vote
1answer
1k views

How do I find out if Air Admittance Valves (AAVs) are allowed in my municipality? [closed]

I saw Richard Trethewey of Ask This Old House install an AAV as part of a kitchen island sink system. I thought I might be able to use one for the water line for my washing machine. I'd like to ...
2
votes
2answers
4k views

How do I seal a cracked pipe using epoxy putty?

So, I have a broken pipe exactly on the L join on the wall. It's a huge crack but no big gap, just a curved crack along the pipe. At first I thought of replacing the pipe, but it means that I have to ...
14
votes
3answers
12k views

How can I tell if these pipes are gas lines or water lines?

I recently moved into an in-law unit of a large old house. In the kitchen, there are two pipes coming out of the wall (one protruding out a little more than the other). I had assumed they were gas ...
2
votes
0answers
59 views

How can I fix my leaky bathtub faucet with minimal damage to the wall? [duplicate]

Possible Duplicate: How to fix a bathtub faucet that leaks only when the shower runs? Our bathtub faucet leaks a steady stream of water. Sometimes this will temporarily slow to a drip if I ...
3
votes
1answer
525 views

Cleaning film out of plastic drain pipe

The drain pipe and trap on my bathroom sink are made of plastic, and every four to six months I find that it slows down. When I disassemble it, the pipe walls are coated with maybe 1/8" of disgusting ...
4
votes
1answer
2k views

Why is my hot water tank randomly emptying through the overflow pipe?

The other night I woke up thinking it was raining really heavily. I looked out the window to see clear skies, so I popped outside to investigate. Along the side of our house I found a stream of water ...
4
votes
2answers
1k views

How can I prevent mineral build-up from my water?

I'm not sure whether my house receives really hard water, or water that has a lot of junk or sediment in it, but I am constantly having to soak my faucet spreaders and shower heads. Recently, I ...
0
votes
1answer
376 views

Is there a way to adjust this popup drain stopper, or is it defect?

I just installed a new pop-up click clack drain for our glass bathroom sink. The only problem is that it doesn't pop up and down anymore. It did when I first took it out of the box. Here is a similar ...
2
votes
1answer
223 views

how to test water pressure coming out of pipes w/o spilling water

I am remodeling my shower room and have removed tiles and walls exposing the pipe. I would like to add a body massage system w/ 4 heads? How can I test the water pressure to ensure there is enough ...
2
votes
1answer
3k views

How can I prevent sudden increases in shower water temperature

I assume, but am not sure, that this is caused by someone else in the house competing with the shower for cold water. I'm guessing an anti-scald valve might be necessary but perhaps there is a way to ...
4
votes
3answers
783 views

How do I connect to a dishwasher bushing?

I just bought a new dishwasher for a newly renovated house that I just bought. I am trying to install it myself. My sink drain pipe has one of these sticking out the side above the U pipe thingy like ...
5
votes
1answer
770 views

How can I remove this dried drain cleaner from a kitchen sideboard?

I recently spent a week or so trying to unclog a seriously blocked kitchen sink drain. I tried various things, including One Shot Instant Drain Cleaner (a hardware-store 91% sulphuric acid drain ...
5
votes
2answers
1k views

How to connect a faucet to a buried water line?

I want to install a sink. There is a buried water line (1" poly) to the site of the sink, with a nice long tail on it if needed. The faucet from an old-fashioned separate faucet system, with one input ...
6
votes
1answer
2k views

How strong are copper refrigerator ice maker water lines?

How strong are the standard copper refrigerator water lines? I have a decent size coil of copper line behind my refrigerator and I am afraid to re-position/re-coil it because I have no idea of it's ...
2
votes
2answers
1k views

Hot water stops flowing after clunking noise

When I turn the hot water on in the bathroom faucet, a clunking noise sounds, and the water stops flowing. If I open the faucet quickly, it happens immediately. If I open the faucet slowly, it takes ...