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

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6
votes
3answers
4k views

What could cause my sink to drain slowly?

Sometimes our bathroom sink will drain so slowly (with the water running) that the water will fill it faster than it can drain. However, after shutting the water off and letting it completely ...
8
votes
4answers
231 views

What is this and can it be used to stop the flow of water?

I have a leaky spigot that I am trying to fix. I followed the water line back and found this. Does anyone know what it is? Can it be used to stop the flow of water?
2
votes
1answer
5k views

Can you replace valve stem packing without shutting off the faucet?

The main shutoff to my house is a 3/4" FIP, that's leaking out the valve stem... the last several times turned on and off, it has 're-sealed' itself with lime and calcium deposits, but not this time, ...
2
votes
1answer
5k views

How can I install a water inlet for a dishwasher?

I am trying to figure out how to add a cold water inlet under the kitchen sink. The easiest thing seems to add a tee joint. Here is the picture of the cold water pipe going into the sink I seem to ...
5
votes
1answer
129 views

What is the timeline for broken plumbing to cause damage to a house's foundation?

Assume a plumbing main breaks for whatever reason, and sewage begins to leak into the foundation of a house. What is the typical timeline for events to play out? For example, plumbing breaks on day ...
4
votes
1answer
2k views

How to reduce heating of cold water pipes in the ceiling space?

On a hot day our kitchen cold tap, if it hasn't been run for a while, will produce water at a temperature up to around 50-55 degrees C shortly after it is turned on. We haven't measured the exact ...
3
votes
1answer
471 views

How to add a drain pipe to a concrete block wall covered in insulation?

I want to run a 1.5" drain pipe along the wall about 2 feet from the floor to a microbrewery setup in the corner of my basement. I have sheets of fiberglass insulation against the walls though, and I ...
1
vote
1answer
473 views

how to remove a stuck shower handle?

I have a shower faucet "mixet" temperature handle that I can't remove. I have have the screw out but the knob won't come off. How do I get it off with out breaking, or pulling apart the pipes? If it ...
5
votes
2answers
1k views

What could be the cause of a washing machine hose coming loose?

Ok, I'm not a rocket scientist but this has me stumped. I have a new hot water hose for my washing machine. I replaced the O-ring on the faucet side of the the connection, tightened and went to use. ...
1
vote
1answer
5k views

What could cause dripping noises when I turn on my central heating?

When I put my central heating on and I sit in my living room there sounds to be something dripping coming from my ceiling. The drip sound can be slow then speed up a little, then it stops only to ...
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?
5
votes
1answer
4k views

Is IPS threading compatible with NPT threading?

I've attached two links to the fittings I'm looking to purchase online. But I don't know if they will work together. Chrome Plated Brass Pipe Fitting, Coupling , 1/2" NPT Female and Moen ...
6
votes
2answers
664 views

What are some ways to find a leak in a pipe?

I have a leak somewhere under my sink in the kitchen. I have a number of junctions/pipe/hoses there (6 lines), and one of them has a leak. It doesn't happen all the time, only when there is back ...
6
votes
1answer
5k views

How can I lengthen my vent stack and are there any negative effects in doing so?

I have observed that when we receive a lot of snow here in Ontario, at least one of the drain vents on my roof is covered by snow. While after one winter in the house I have not yet observed any ...
3
votes
1answer
2k views

Why is there green stuff on my heater pipe?

No, really the baseboard heat is made of copper and is constructed of a series of pipes with fins. they look like heat sinks, or dissipation helpers. Well, was cleaning the carpet by the baseboard ...
3
votes
2answers
3k views

How to patch this PVC elbow connection?

I bought a home about 3 months back, and recently discovered a slow leak under a wall in my utility room. I ended up removing that part of the wall to get to it, and the leak is coming from the feed ...
3
votes
5answers
4k views

Is cleaning out the main sewer line a regular scheduled maintenance item?

I just had to have my main sewer line snaked, and the technician said it should be done once every 2 years. Is this really the case, or was he just trying to insure he has job security?
4
votes
3answers
6k views

How do I diagnose weak water flow from tub faucet and shower?

I have a shower that has very low flow from the hot and cold water and also from the shower when you turn the valve to switch it to the shower. All of the other fixtures in the house have strong flow ...
5
votes
1answer
12k views

How can I properly vent a basement toilet & shower using an AAV?

When we bought our house the plumbing drains for a basement bathroom were roughed in but they did not install any vent lines for them. We have the first floor plumbing draining into the main stack ...
8
votes
6answers
59k views

How do I “fix” a bad sweat (solder) joint?

I tried soldering some 1/2" copper (to make something like this) and some of my joints are horrible. I tested it with water and some of the joints leak. What is the best way to fix the joints? ...
4
votes
2answers
8k views

Proper way to attach tapered, threaded connections?

I've been ripping out the PB water line throughout my house and replacing with PEX and a bit of copper piping. However, the few threaded fittings each have very slow leaks. Above the water tank I ...
1
vote
2answers
883 views

Why won't the heat shut off in one zone?

we have a three zone baseboard hotwater furnace. a few months ago one zone would randomly stay on, we did change the thermostat we have not noticed the problem again, but in another zone we have the ...
6
votes
1answer
3k views

What is required to relocate a garbage disposal?

I have a garbage disposal in my two well sink, only problem is when it was installed, it was placed on the left side of the sink -- closest to the dishwasher, further from the stove. When I'm cooking, ...
4
votes
1answer
581 views

Why is water only coming through the handheld hose?

I have a hose at my kitchen sink, installed alongside the cold water faucet. Every once in awhile when I press the hose trigger, it becomes stuck and will not return to the off position ...
1
vote
1answer
580 views

How do I diagnose a hot water recirculation problem?

We have 2 ganged gas water heaters in a 10-year-old house. Professionals installed them last year to replace the 10-year-old pair. I'm pretty sure they are hooked up to a recirculating pump. This ...
5
votes
1answer
3k views

What alternative methods exist to correct a belly in a clay sewer line?

In the first 18 months of living in my house, I've already had 4 sewage backups in my basement. Luckily the basement is not finished and I've caught the backup each time before it became a large ...
4
votes
1answer
218 views

How can I prevent a faucet retaining nut from freezing to a steel washer?

My real question, after several hours spent removing the old faucet (progressing from tapping the basin wrench with a mallet, to an overnight soak in penetrating oil, to cutting it off with an air ...
3
votes
1answer
663 views

Is a water pressure booster pump with an induction motor suitable for kitchen tap use?

The water pressure in my kitchen is too low to achieve a reasonable flow rate through the kitchen tap. For many years I have fitted a series of booster pumps which are activated when water is flowing ...
6
votes
1answer
635 views

What will I need if I remove a broken garbage disposal from my kitchen sink?

I have a dual sink tub, with a broken garbage disposal attached to one drain. I just want to take the disposal off, and hook the dishwasher to the sink drain. Will I need to buy any extra tubing and ...
6
votes
5answers
434 views

Which floor should be done first when updating a multi-family residence?

I'd like to renovate a 3 family rental property but don't know which floor is best to start on. The house was built in 1896. The electrical was recently updated prior to purchasing it in 2008. The ...
12
votes
5answers
14k views

Will a PEX run freeze if it's in the attic above a foyer?

I plan on running PEX pipes both hot and cold across 16 feet of unheated attic space above a foyer. The foyer is 16' long and is off the kitchen, it isn't heated directly but is part of the house; it ...
4
votes
2answers
777 views

Can (and should) I replace the hose connecting a cold water expansion vessel to the cold water supply myself?

We recently had a small flood in our apartment. I found that the metal-sheathed rubber hose connecting the cold water supply to the blue cold water expansion vessel had a wide split in it. The water ...
3
votes
1answer
4k views

What's the purpose of a cold water expansion vessel?

My rented flat (in the UK) has 2 expansion tanks behind the boiler, one red, one blue. From googling around I can find lots of references to hot water expansion vessels; the purpose seems to be to ...
5
votes
3answers
23k views

How high can I stretch my washing machine drain hose?

The waste hose through which the water is removed from my washing machine is inserted into a vertical pipe extending from the floor with a U shape at its end. The problem is that there is foam coming ...
4
votes
1answer
11k views

How to fix a bathtub faucet that leaks only when the shower runs?

I just moved into an apartment and the faucet in the tub is fine when all of the water is off. It leaks when I turn on the water and switch it to the shower head. What could be the problem? It's a ...
1
vote
0answers
49 views

Funny Plumbing sound [duplicate]

Possible Duplicate: How do I eliminate the “whooshing” sound of water running though pipes? Good morning, just a quick question for you, if you can help me? Just recently there ...
6
votes
1answer
4k views

Does PEX leach BPA when used for hot water plumbing?

Would using PEX for potable hot water result in having Bisphenol A (BPA) leached into the water? Does PEX have BPA content?
3
votes
1answer
3k views

What could cause low pressure in both hot and cold water lines after flushing hot water tank?

I just drained my water heater to flush out any sediment that may have accumulated at the bottom of the tank. When I filled it back up, I suddenly am lacking water pressure, both cold and hot, at all ...
4
votes
1answer
4k views

How can I fix a sink drain stop which won't hold water?

I have a bathroom sink & fixture which are about a year old. The drain has worked fine, until about a month ago. Recently, any water I try to hold in the sink slowly leaks out. This is mildly ...
1
vote
3answers
752 views

How to connect primer tubing to non-laundry faucet?

The previous owner of my house didn't know what the trap primer tubing was when he installed an expensive kitchen faucet and stainless sink in the laundry room, so left the tubing dangling. Is there a ...
3
votes
2answers
9k views

What might be causing our cistern to fill very slowly?

We have a toilet cistern with a concentric float valve fill mecanism. Earlier this week, it suddenly started to take much longer to fill after flushing (ca. 15 minutes instead of less than 1 minute ...
4
votes
1answer
862 views

Is there a shower drain pipe in this picture?

I'm certain the 3" pipe on the left is the toilet drain (it is about 12" form the wall and has a rounded cap on it). I'm guessing the shorter 2" capped pipe on the right, up against the wall, is the ...
1
vote
1answer
243 views

Flood safe/auto-shutoff hose triggering for no reason

The hot water line to our kitchen sink has one of those flood safe/auto-shutoff hoses. It has started triggering and cutting off the water whenever we turn the hot water on more than half way. I took ...
1
vote
3answers
704 views

How can I find a replacement aerator for this faucet?

We have the following faucet, which is missing an aerator. I don't see any identifying marks, nor anything to unscrew at the end of the faucet (i.e., it doesn't seem to be a standard screw-in ...
2
votes
1answer
415 views

How do I increase the capacity of a small humidifier?

I'm trying to increase the humidity in our house, as it gets extremely dry in the winter. I have a small second hand humidifier that I have modified to suit my interests, however there is one thing ...
3
votes
4answers
5k views

What is the most effective way to remove epoxy plumbing putty?

At some point in the past, I used epoxy plumbing putty to seal a joint going into the faucet on my bathtub. It's now leaking again (seeping out past the putty) and I'd like to get the putty off so ...
3
votes
1answer
1k views

Is there a way to increase toilet flush pressure to prevent clogs?

My toilet seems to be a little, well, underpowered when it comes to flushing. It often "chokes" and "coughs" when flushing only liquid, which seems to indicate that the water pressure isn't high ...
8
votes
1answer
391 views

How can I stop a running toilet?

I have a really weird issue: my toilet is running water, but it's not in the tank. It seems like there's a neverending small flow of water entering the bowl of the toilet from the left side of the ...
2
votes
1answer
613 views

What does the Plumbing Code say about securing a bathtub faucet to the studs?

My son is renting an apartment. It looks as if the bathtub faucet (spout and valvehandle) are only secured by the grout of the tile and haven't been properly secured at all to the studs. I know that ...
8
votes
1answer
9k views

Why can't SharkBite plumbing connectors be sold in CA and VT?

I've spent the last couple of weeks replacing my copper hydronic heat in the house. I'm now a convert to PEX and SharkBite connectors. I had to run out tonight to Home Depot to pick up one more ...