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

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3
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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
1answer
2k views

No water after reopening main water valve

I closed the main water valve for simple repairs. After reopening it there's barely any water doesn't even register in the meter. The valve doesn't feel broken but I can't think of what could be ...
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
3answers
469 views

How can I locate the pump in a wet open-vented central heating system?

Lost: One Central Heating Pump. Reward offered (in reputation points ;) I have a wet open-vented central heating system, and I've turned it on after six months to find the radiators aren't getting ...
2
votes
1answer
5k views

How do I open the back of a gustavsberg toilet?

Our toilet is flushing every 20 minutes, and it's visibly leaking into the pot. We live in Iceland, water is cheap here, but it's really annoying. Problem is, I can't seem to open it and it's plastic ...
0
votes
2answers
197 views

What is the minimum drill voltage/power required for a plumbing snake bit?

In particular this one Cobra Products 25Ft Power Drain Snake. Will a 12-volt cordless be strong enough?
3
votes
1answer
2k 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
3k 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 ...
4
votes
3answers
3k views

What sealant should I use for the base of a sink faucet?

I guess the title says it all. =) I'm planning to replace my kitchen sink faucet. What type of sealant should I use for the base of the new sink faucet?
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
850 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 ...
2
votes
1answer
413 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 ...
5
votes
1answer
2k views

Why is my shower faucet turning itself off?

My shower has a wall mount single lever faucet similar to this: http://www.cn-faucet.com/Wall-Mount-Single-Lever-Faucets-141.html Over time, it has become more sensitive and now, in most angles, ...
8
votes
1answer
386 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 ...
5
votes
2answers
4k views

Should a circulator pump be installed on the supply or return of a forced hot water heating system?

I currently have a forced hot water heating system with 3 zones, all of which have the circulator pump on the supply side of the line. I need to install a 4th zone and am being told that putting the ...
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 ...
4
votes
1answer
817 views

Do I need to install the grounding clamp on a water softener if both input and output are PEX?

We are installing a Whirlpool water softener in a new home with PEX water lines. The installation manual says to place the supplied ground clamp over both inlet and outlet water lines. As I mentioned ...
2
votes
1answer
606 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 ...
4
votes
3answers
15k views

Stuck, leaking water shutoff valve to toilet

The problem... I recently replaced the fill valve and the flapper in one of the toilets in my house. When I turned the water back on using the shutoff valve below the toilet, a slow drip had ...
4
votes
2answers
8k views

What are some tips for soldering brass fittings to a copper pipe?

Over the years I've soldered several remodels worth of copper pipe (water and hydronic heat). I'm not great, but I get the job done, until I have to add a brass fitting. For some reason, I can't get ...
1
vote
1answer
144 views

Design and Build Sprinkler Head

How would you go about fabricating a sprinkler head for a general use sprinkler system? I'm talking about the sort in your front yard. The basics of what I'm looking for: Design which can be ...
5
votes
3answers
3k views

Should I test the water in my house for contamination?

I live in a house that was built in the 1930's. I'm paranoid that the old pipes for hot and cold water(for the kitchen, shower, etc..) are contaminating the water. Is this something I should be ...
2
votes
1answer
689 views

Snake drain gun vs compressed gas drain gun vs liquid - which is better for what?

I borrowed a powered snake style drain gun for some toilets and shower stalls, from an HVAC guy who said that liquid drain cleaners were next to useless. The short version is that the drain cleaner ...
2
votes
2answers
3k views

Do pressure reducing valves also function as check/one-way valves?

If installing a pressure reducing valve, is there any sense in installing a one-way check valve in series, or would it be redundant? (i.e. does the PRV also act as a one-way valve?)
5
votes
1answer
4k views

Why is my kitchen faucet dripping even after water is shut-off?

Kitchen faucet (two separate handles, pull-out hose, Price-Pfister Catalina model) is dripping from the faucet itself. I shut the water from below the sink, determined it's a cold water, unscrewed the ...
2
votes
1answer
277 views

Why would the pressure in my kitchen faucet drop overnight?

The kitchen faucet has just noticeably decreased in pressure. No leaks anywhere. It did get a lot colder overnight, but that's the only thing that changed. Any ideas?
6
votes
1answer
1k views

When replacing a supply line to a house in Houston, TX, what is the best material to use?

A house in Houston, TX (southern "sun belt" climate, no frost, but flexible clay soils) has a Polybutalyne supply line running from the meter to the house. It's already burst once and been repaired, ...
8
votes
4answers
6k views

How can I verify where the pipes in my basement go?

In the photos below, I have 3 pipes coming up out of the ground in my basement. One is about 4" (sewer?), the other 2 are 2" (gray water?). Then there are a few coming out of the ceiling (vents?), all ...
6
votes
1answer
2k views

Why do the water pipes around my water meter vibrate when water is flowing?

I have a problem where there is a vibration in the cold water pipes whenever water is flowing (i.e. a tap is running, just after the toilet has been flushed etc.). The vibration appears to be focused ...
5
votes
1answer
2k views

Should I bond a water softener's in/out pipes?

Our house was built in 1997. The pipes are copper (including the city water supply pipe). Some time after the house was built, the previous owners installed a water softener. The softener parts are ...
4
votes
2answers
6k views

What is this clunking noise in my water pipe?

Earlier today, I noticed a strange, repetitive clunking noise from the vicinity of my water heater. After some investigation, it seems to come from the cold water supply to the water heater. Here's ...
4
votes
2answers
6k views

What are the advantages and disadvantage of using “pushfit” pipe fittings?

There are many makes of pushfit pipe fittings that make it a lot easer to join pipes, incluing copper pipes, e,g: John Guest Speedfit Cuprofit®- copper push fit Hepworth-HEP20 (please expand the ...
0
votes
1answer
550 views

Waterproof seal between two submersed pipes

I have an odd problem. Essentially I am working on fabricating a connection between two fiberglass pipes that are intended to be submerged underwater (depth 30ft). No water should make it inside of ...
4
votes
2answers
6k views

Why is my toilet humming?

After one of my toilets is flushed, and it fills the bowl back up, I sometimes get a loud thrumming/humming noise. It is the flusher stacky thingy making the noise. I turned down the volume of ...
4
votes
2answers
2k views

Do I need to replace my hot water tank's pressure release valve?

Recently we had an extended water outage. When water came back, pressure in the lines was much higher. The hot water heater started leaking from the pressure release valve and after flipping it a ...
0
votes
1answer
4k views

Why does my kitchen sink smell when the washing machine is running, and what can I do about it?

I live in a flat, on the second floor. When we run the washing machine (which is connected to the kitchen sink's plumbing) it gurgles a lot and often produces a nasty smell. Why is this, and how can I ...
4
votes
2answers
3k views

Why does my kitchen faucet suddenly have too much water pressure?

I have a single lever Kohler kitchen faucet. The water comes out with so much pressure that if I am trying to rinse anything it makes water spray everywhere. The faucet has not always done this. Is ...
5
votes
2answers
1k views

How do I realign copper water pipes after cutting?

I cut a 1/2" copper pipe to insert a tee fitting a which will eventually go to a Pex line for an outdoor tap. The copper pipe was vertical, and when I completed the cut I found that the pipe was ...
11
votes
3answers
3k views

Are tankless water heaters worth it in cold climates?

I was thinking of switching over to a tankless water heater, but a friend of mine said they are not good in colder climates since the water coming in is colder and takes longer to heat. Is this a ...
2
votes
1answer
736 views

What flux should I use for copper that will be used for food prep?

I need to solder some copper tubing that will be used in food preparation. I have of course silver/lead-free solder, but I understand that I might need/want water soluble flux or another type of ...
3
votes
1answer
8k views

What's that dripping sound I hear in the attic whenever we turn on the water?

Obviously it has something to do with water, but I haven't been able to track it down. Basically, whenever someone turns on the water in my house, I hear a dripping sound coming from the ceiling ...
4
votes
2answers
907 views

What do you call this old pipe to bath tap join and how do I remove it?

I'm trying to replace the bath taps. I'm at the point where i've removed one, but can't get the 2nd one off. They are connected differently (go figure). See attached image: As i'm new to plumbing i ...
0
votes
1answer
90 views

What temperature are faucet feed lines rated for? (don't want them to leach into potable fluid)

I am planning on using the flexible faucet feed lines for a project I am working on. (they have a metallic outside and I suspect vinyl or plastic interior) The temperature of the fluid that I will ...
2
votes
2answers
4k views

Why does my new replacement pull-out kitchen faucet sprayer leak?

I've had the same old sprayer attachment to my kitchen sink for a long time and last week I finally decided to get rid of it. The current sink hose (with sprayer detached) is shown here: And if ...
2
votes
1answer
109 views

How do I find out who manufactured the plumbing in my home?

There is a nationwide class action lawsuit going on against defective manufactured copper piping in homes. I need to find out who manufactured my home's copper piping to determine if my piping ...
6
votes
1answer
2k views

What steps should I take after kitty litter has been washed down the drain?

A relative tried to do me a "favor" and clean out the bathtub where a kitty box had been temporarily stored. I guess 2-3 pounds of clumping litter were washed down the drain. It doesn't appear to be ...
2
votes
1answer
717 views

How to turn on a ballofix / ball valve?

When I turned the valve off, it was as if it made a small click, as if it had reached a locking position. Now I can't turn it on again. I have one other just like this one, and that one can I turn ...
5
votes
1answer
2k views

How to replace bathtub pull-up drain stopper with screen/mesh for hair?

I have a bathtub which also is a shower, and it has a twist-and-pull type drain. Currently I never actually use the bathtub for taking a bath, only showers. Unfortunately it keeps getting clogged with ...