For questions relating to the water system of a home or other building, including plumbing and fixtures, water heating, water filtering and treatment, and irrigation/sprinkler systems. Questions regarding swimming pools and spas should have the additional tags "pool" or "spa".

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3answers
1k views

Hot water doesn't come out of faucet right away and makes banging noise when it does

This happens on every faucet in the house. Sometimes, when you first turn on the hot water, it comes out (just the pressure in the line) and then it runs slow and stops. Then, a banging noise happens ...
3
votes
3answers
5k views

Basement subfloor, how exactly should I do it?

I am finishing a basement with my father and want to put in a subfloor. I know if there was ever enough water I would probably have to replace the floor anyways but want to give myself a couple inches ...
2
votes
6answers
43k views

How do I approach new water stains on my ceiling?

I am a brand new home owner with almost no experience with DIY stuff. There was a few days of significant rain and now my wife noticed some stains on our 2nd floor ceiling that we are pretty sure ...
2
votes
3answers
872 views

How do I disconnect (and reconnect) the tubing from this fitting?

The plastic tubing supplying filtered water to our refrigerator currently runs below a suspended ceiling. I want to reroute it above. How do I disconnect it without damage from either the union or ...
2
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2answers
2k views

Why am I getting a lot of condensation in new shed?

I just got a new shed built with concrete blocks and a metal roof last month and thing is dripping with condensation from the roof. There is absolutely no insulation in the shed. How would I get rid ...
2
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3answers
3k views

Will insulating pipes shorten the time it takes for hot water to reach the faucet?

Ok, so I took a few weekends and totally insulated all hot water pipes I could get access to from the water heater. Now, I still wait approx 90 seconds for hot water to reach the farthest faucet from ...
2
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2answers
292 views

Should there be standing water in the drain pipe under my second floor shower?

When we put a tile floor in the shower we use a drain with a strainer. Screwing the strainer off to replace, I found 3"of standing water at the bottom of the pipe. There was a little ring of mold on ...
2
votes
2answers
682 views

Do I need a regulator to connect a tankless water heater to a 20 lb. propane tank?

I am going to hook a tankless water heater to a 20lb propane tank. Do I need a regulator coming off of the propane tank?
2
votes
1answer
611 views

Water Softener using 150 gallons of water a day to regenerate?

We have an Ultimate II water softener that is aprox 12 yrs old. I've been told it's on it's last legs but I don't know much about them. I have a few questions. We noticed our water bill has ...
2
votes
2answers
82 views

Are some water valves poor quality?

My house was built in 1996, and every water connection has a multi-turn shutoff valve. These seem to fail the first or second time I use them - the inner rubber seal disintegrates and becomes brittle ...
2
votes
2answers
4k views

What could cause tap water to become smelly after a while?

I keep two glass bottles filled with tap water in a small fridge in my bedroom. The tap water smells fine out of the spout. A few days ago I noticed that the tap water begins to smell bad after ...
2
votes
1answer
5k views

Showerhead with “backflow prevention”

I bought this Delta showerhead almost a year ago. I remember the packaging mentioning a "backflow prevention" feature. Every time I turn off the faucet water streams from the area I've circle below, ...
2
votes
3answers
2k views

Can wind force rain into the soffits?

There is 1 and only 1 leak (thank God) that is driving me crazy. When the wind blows from the south and hits the house from that side, there is a drip that develops and comes from above the top of the ...
2
votes
1answer
656 views

A boiler and a hot water tank … what is this configuration? (UK)

I'm a west-coast American living in London. I've mostly known homes with electric baseboard and central forced air heating, and a single hot water tank for showers and taps. In the UK hot water fed ...
2
votes
1answer
4k views

What would cause my filtered water to have a thin transparent film suspended in it?

I have a filtered water dispenser in my Whirlpool refrigerator door. Lately I've noticed when dispensing water into a clean glass, that there are patches of a thin transparent film suspended in the ...
2
votes
1answer
3k views

Water pressure in upstairs sink lost after turning off main line to fix shower

So yesterday I had to replace the handle on the shower-- and because I couldn't access the valve to the shower, I had to shut off the main valve to the entire house. I switched out the handle and ...
2
votes
3answers
3k views

Why is lots of water bad for septic, and how can I take long showers without hurting it?

I recently bought my first home that has septic, after 26 years of living with sewers. I've heard that putting lots of water down the septic all at one time is bad for the system, but I'm confused as ...
2
votes
2answers
985 views

How to best insulate an exposed waterpipe during the cold season

i have an exposed (out of the ground) water pipe and during the night freezes over. What is the best way to insulate it so it does not freeze?
2
votes
2answers
2k views

How do I force a tight globe-valve water shutoff to fully close?

I tried to close off the water valve (a multi-twist globe-valve) leading to my back-yard water supply (the shutoff valve is inside the house) but it will not twist fully shut. Is it safe to give the ...
2
votes
1answer
5k views

How to prevent odor in clay pots, resulting due to drinking water storage?

We use clay pots to store drinking water in summers. Clay pots keep the water cool. The water lasts for 2 days and then I wash the pot with soap and fill the water again. There is no tight lid for ...
2
votes
3answers
935 views

How can I mask water damaged ceiling drywall with faux painting?

My tub upstairs leaked a large portion of water directly above the middle of the kitchen ceiling. The ceiling drywall doesn't have a hole in it, and the paint isn't bubbling. However after I fixed the ...
2
votes
2answers
307 views

Spigot replaced with ball valve- now the water gets out like from a water cannon…why?

I just replaced an outdoor spigot with a ball valve. Now when I open the valve the water comes out with a huge pressure...do you know why ? When I had the spigot in place that one provided a much ...
2
votes
2answers
293 views

Is it a problem to have water around a tub drain flange?

I just replaced my 30 year old tub drain flange with a new one. I have made sure that the flange is tightened. Water goes down the new configuration just fine - it is not clogged. However, after ...
2
votes
2answers
2k views

Is there a way to fix a small water leak in a PVC pipe from inside the pipe?

The PVC evacuation pipe from my toilet is leaking a little bit. The part of the pipe that is leaking is buried inside concrete. I am trying to find a way to fix the leak from inside the pipe, that is ...
2
votes
1answer
713 views

Drains backing up - will it affect my drinking water?

We had -15 below zero weather a few days ago. I did not notice any plumbing problems at the time. However a couple of days ago my toilet starting gurgling and then over flowing. I thought my ...
2
votes
1answer
4k views

How to get rid of this sulfur problem

I just moved to China about a month ago to live with my relatives in an apartment complex on the 16th floor. Now, there has been a sulfur problem near their washing machine, and sometimes their ...
2
votes
1answer
2k views

How do I replace the water supply line that appears to be built in to the shutoff valve?

We're preparing to replace our bathroom faucet. We were able to easily disconnect the cold water supply line from the shutoff valve to the faucet by simply loosening the nuts holding it in place. ...
2
votes
1answer
693 views

What causes wet/damp concrete blocks in a newly built shed?

Over three weeks ago, we had building contractors in to build a turf shed and today there was heavy rainfall all day and we noticed wet/dampness on the inside of the blocks. There are two coats of ...
2
votes
1answer
383 views

What are the three copper connections to my water heater?

Why do I have 3 copper pipes in my gas water heater? It seems two are cold and one is hot. All videos I see online show only two pipes; one for cold coming in, one for hot going out.
2
votes
2answers
1k views

Why does the water out of every faucet in my house feel soapy?

The water on new place looks very clean, but has a 'soapy' feel. If I wet my left hand and hold a soap bar for a while, and my right hand I just wet, the sensation if I rub my fingers on each hand ...
2
votes
1answer
15k views

Why would I run out of water for a few seconds and then get full pressure back

When I turn the water on for a few minutes I get great pressure and then the water totally stops. After 2-30 seconds the water comes back on and seems fine for the duration. At first I thought it ...
2
votes
1answer
4k 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 ...
2
votes
1answer
1k views

How high should the siding be above ground level?

To word the question another way, how much of the foundation wall needs to be exposed below the siding? My neighbor isn't the best at home projects and decided to install a brick pad so that the soil ...
2
votes
3answers
8k views

How do I eliminate stagnant water caused by central A/C draining outside?

So I just moved into a new house in NC that I am renting. The house has central A/C which is great, but because there is no basement so there is no basement drain. So the A/C expels the water into the ...
2
votes
1answer
892 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 ...
2
votes
3answers
97 views

I left a pound of ice to melt in my shower. Two hours later my downstairs neighbor reported a leak from their shower light fixture

Our 4-unit building has identically laid out apartments with a guest shower. I was clearing some ice from a broken freezer, and left about a pound or less of ice near the drain of the shower to melt ...
2
votes
1answer
140 views

How do I fix squishy tiles in shower floor?

I bought this property a few months ago. The master bathroom has a tile shower. After the shower is used and the floor has dried, stepping on some of the tiles results in a "squish" noise, and a ...
2
votes
1answer
224 views

Why is my water heater still running if I cut the main line due to water problem located in my house

I had to cut off my main line, but why is the water heater still running.
2
votes
1answer
161 views

When do galvanized pipes in NYC residential water delivery pipes need to be upgraded?

It was suggested that I ask here. Some residential properties in New York City still have galvanized pipes for the inlet water line. Since heavy metals from the galvanization can leach into the ...
2
votes
3answers
692 views

Compatibility of aluminum fittings with brass rough-in valve

I am wanting to add a permanent electronic temperature sensor to a brass rough-in shower valve. For this particular rough-in valve, I can thread a thermowell into the outlet that is normally used for ...
2
votes
3answers
431 views

Hot water pipe sticking up in back yard?

Found that a copper pipe coming out of ground in back yard is the Hot Water pipe for the house. Turn on the Hot Water, the pipe gets hot. It is sticking up out of the ground and think this is NOT ...
2
votes
1answer
126 views

Concerns about broken washer found in water supply

Today I've notice black particles in the water from a faucet. Upon removing the aerator, I noticed chunks of plastic nearly clogging it. It appears to be from a washer. I don't know where it comes ...
2
votes
2answers
195 views

Hose left on outside faucet over winter with no nozzle, should I replace the faucet before turning it on?

We recently bought a house in which I think the hose was hooked up over the winter. It didn't have a nozzle on the end of it, so there wasn't any pressure in the hose. The faucet is a Woodford model ...
2
votes
1answer
1k views

Sump pit filling very quickly from inlet pipes

In October, I bought a large home with a sump pit in the basement. The previous owners had a sump pump but left it shut off (unplugged). I bought the house three months before moving in, so the pump ...
2
votes
1answer
317 views

When do tankless water heaters need to be descaled?

I had a Bosch tankless natural gas water heater that stopped working with C7 and EA error codes and the plumber indicated that the unit had failed due to water getting into the internals like the fan ...
2
votes
2answers
857 views

Is it acceptable to not have access to the main water shutoff valve?

I recently learned that our 1970s townhouse doesn't have its own main water shutoff. Instead, two contractors have access to a room with a water shutoff for the building (about a dozen units). My ...
2
votes
1answer
2k views

Mysterious sound coming from basement, related to water pipes

At times I hear these banging sounds (not very loud) when in my living room. I go to the basement (below the room) and it sounds like it's in the ceiling (finished basement). I put my ear to the wall ...
2
votes
2answers
1k views

Is it possible to connect an inline filter to a hot water dispenser?

I plan to install an under-counter hot water dispenser and want to pre-filter the water. I found this product that already includes a pre-filter, but the cartridges appear to be proprietary and ...
2
votes
1answer
259 views

Plumber told me it's unsafe to drain my water heater — what should I do?

We are new homeowners. Our 11-year-old 2nd-floor water heater was leaking and the first plumber who came told us he would need to come back with a partner to take it away. I asked if I could drain ...
2
votes
1answer
7k views

How can I repair water damage under the kitchen sink?

I found out that our kitchen water connection had somehow loosened up and was leaking water on the floor underneath the sink. Now the particle board cabinet floor is warped quite a bit. I was thinking ...