For questions generally relating to the unwanted permeation of water or other liquid, indoor/outdoor air, or fuel gas through a barrier designed to contain it, including identification, repair, and prevention techniques, tools and materials.

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3
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3answers
5k views

Leaking outdoor faucet - stop gap solution?

My outdoor faucet is leaking in a constant dribble, regardless of how tight I turn the handle. The faucet looks very similar to this one. I'm going to replace the whole faucet in the next month or ...
3
votes
3answers
2k views

How do I fix a leak at a decommissioned saddle-valve?

Water is dripping, about a drop every other second, out of the end of this thing. what is it? why is it dripping? can I fix it myself?
3
votes
4answers
10k views

What is the best way to repair a cracked bathtub?

Close examination of the floor of my bathtub has revealed a long, thin crack in the bathtub itself. The bathtub is one of the common plastic-feeling variety (though I am not sure if it is actually a ...
3
votes
2answers
700 views

Should the plastic walls of a shower kit have air bubbles?

We had a corner shower installed awhile ago in our basement. The kit came with thin acrylic walls that were glued to the waterproof gyprock behind. However, there are air spaces between the lines of ...
3
votes
3answers
5k views

What's a good way to seal a flat concrete roof?

My guess is that a long time ago there was a fire in part of our house and what was the top storey was capped and the floor replaced with thick slabs of concrete. This was then sealed over with ...
3
votes
2answers
428 views

Bathroom air vent drip

I have a constant drip coming from the air vent in my downstairs bathroom. After one week it has filled a bucket full of water. There has been no snow or rain in my area. The air conditioning hasn't ...
3
votes
4answers
383 views

How can I stop water from coming in through a crack near the top of my bulkhead wall?

I have a bulkhead entrance to my basement. The bulkhead walls are mostly fine, with the exception being near the top. The top 6 or 8 inches or so of the walls are constructed of what appear to be ...
3
votes
1answer
263 views

How can I fix a leak in the pipe coming out of my water heater?

There's a water leak in the tube coming out of my heater. Yet the bolts look tightly put. I'm not sure how to fix it. Any idea ?
3
votes
2answers
3k views

How can I temporarily fix a leaky faucet?

I have a house from the late '20's and my hot water leaks in my tub. I've had it fixed a few times by plumbers and the last one said that to permanently fix it, I'm going to need to replace the whole ...
3
votes
2answers
493 views

How can I identify the source of a leak at the hot water heater?

My water heater has a slow leak. From what I can tell so far it is coming from either the cold water inlet or the hot water connection. The cold water inlet seems to be the culprit to me because that ...
3
votes
2answers
2k views

How do I fix a leaking skylight?

I have a skylight on a shingles roof. I don't know much about the skylight as it was installed by a previous owner, but every year, at the beginning of the rainy season, the skylight leaks. And every ...
3
votes
1answer
922 views

How do I determine if my basement leak is a foundation problem

I have a basement leak that happens every other year on average, after either a very heavy rainfall, or melting of a lot of snow. It occurs on only one wall of the basement, and I've detected water ...
3
votes
2answers
3k views

What is the method to seal a concrete roof?

We are staying in a home which has a concrete roof. Now we are facing leakage in the roof during rainy seasons. What do we have to do? How do we protect the roof from leaks?
3
votes
2answers
1k views

How can I repair a drain that won't stop leaking?

I have a kitchen drain that won't stop leaking. I've checked, and it's definitely leaking from around the joins in the PVC pipe. I've replaced several of the washers, as well as the P trap (bend). ...
3
votes
2answers
473 views

Locating a leak, water on top of kitchen cabinents, under two bathrooms and drain stack

I am trying to locate a leak that has reappeared. The leak appears on my kitchen countertops, it actually is leaking on top of one of my corner cabinets. Theres a bit of a gap between the cabinet and ...
3
votes
1answer
498 views

Shower head washer woes

I was installing a new shower head (Brand: Niagara Earth), and apparently overtightened it, cracking the washer in the process. Unfortunately, it seems to be a specialty type of washer that has an ...
3
votes
3answers
241 views

What is this fixture on my external water faucet and how can I remove it?

I have this device on my outdoor water faucet. It is leaking water in all directions and by leaking, I mean pouring water everywhere. What is the purpose of this device and how can I remove it so I ...
3
votes
1answer
5k views

Why is water collecting in the base of my furnace?

I changed my filter the other day and noticed a pool of water in the bottom of the furnace, below the filter. The humidifier has been off so that's not the issue. I removed the furnace panels and see ...
3
votes
1answer
280 views

Could sound insulation around copper pipes cause condensation?

A leak in the bathroom, above the kitchen, started as a small water stain on the ceiling. I opened the ceiling and determined insulation (2 insulation pieces), that was placed to absorb the sewer ...
3
votes
2answers
5k views

What should I do about water dripping into my smoke detector from the attic after a heavy rain?

I live in the Midwest of the United States, and we not-too-rarely get a large amount of rain coming down at one time both in the spring and sometimes in the fall. Last night was no different (aside ...
3
votes
2answers
496 views

What should I do to make good on some lightly water damaged plaster?

When we moved in to our house (an early 1970s build in the UK) we noticed some damage to the plaster above a window; the surface was uneven and some was loose. It appeared dry so the surveyors and ...
3
votes
1answer
145 views

What could be leaking after installing a pet sprayer on a tub?

Installed a simple pet sprayer in the upstairs master bathtub. It has a long hose with a release valve/button on the very end of it. About 6 hours after installation (and without officially using it ...
3
votes
3answers
768 views

Plywood floor gets inexplicably wet, what could possibly be the cause? [closed]

House is on piers with insulation underneath. We had a plumber come look at it and he says he sees no pipes there, has no idea, cannot help. Every day there is about a 4 ftx4ft area of light water, ...
3
votes
1answer
649 views

Why does my gas water heater's pilot light go out when I replace the outer door?

I have a 9 year old Bradford White gas water heater, model MI403S6FBN4. The pilot light went out today, and when I went to re-light it, it stays lit while the pilot button is held down, and it stays ...
3
votes
1answer
303 views

Is my well pump serviceable after overheating and starting to leak?

A 'handy man' did work on my plumbing and shut off the main water to the house. He did not unplug the well pump, and it got really hot to the touch. When we hooked everything back up again, the pump ...
3
votes
2answers
1k views

How do I stop water from seeping between my porch roof and house siding?

I have a small roof over my side door on my porch. Whenever it rains or snows, some water always seeps in between the small roof and the vinyl siding. It drips down the siding and makes a puddle on ...
3
votes
1answer
796 views

How can I locate and deal with mold between floors?

About 9 months ago, my wife and I replaced a toilet that had a broken wax ring. We got some water leaking down to the ceiling on the first floor. Now I'm having what seem to be mold symptoms -- I ...
3
votes
1answer
4k views

Why does this toilet fill valve leak around the top?

I have a pretty new dual-flush toilet whose fill valve suddenly started leaking for no reason. A picture of the toilet is below: Basically, the toilet flushes normally once the button is pressed. ...
3
votes
3answers
2k views

Why would a sprinkler Air Valve leak after winterization?

I had someone come over my house and winterize the sprinklers. He explained to me what he did: He said he closed the main valve to the sprinkler system, hooked up a compressor and blew out all the ...
3
votes
1answer
304 views

Will Liquid Plumber Foaming Pipe Snake corrode the drain seal on my bathtub?

I just bought and used a bottle of Liquid Plumber but I was just worried about whether the stuff might be able to corrode the rubbery seal under and around the top of the bathtub drain. I live on a ...
2
votes
6answers
14k 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
2answers
7k views

How to stop a leak of water through a concrete floor

I live in an apartment building. Each house has a bathroom with a concrete floor covered in tiles. In the corner of the floor is a drain with its pipe going all the way through. However, I have ...
2
votes
1answer
2k 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
4answers
4k views

How to permanently remedy a patch of mold on a ceiling from a water leak above?

I recently discovered that water was dripping from the ceiling light fixture in a first floor bathroom. It turned it was due to a toilet leak (faulty wax ring) in a bathroom directly above. The ...
2
votes
3answers
1k 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
2answers
6k views

How do I seal a leaking plughole fitting?

The plughole in my bathroom basin is leaking. The leak is between the plughole and the basin (i.e. through the circular hole in the basin in which the metal plughole is fitted), and it seems to me as ...
2
votes
1answer
773 views

How to fix a leaking faucet aerator

I removed the aerator on my kitchen faucet and attached a hose for a time and cleaned the aerator. Now I cannot get the original one to screw back into the place without it leaking (well spraying ...
2
votes
3answers
77 views

Leaking flat roof

We have a "flat roof" (actually a very slight pitch) which is made from lead with folded seams. It is rectangular, with a slight slope toward one long side where there is a gutter with a downspout at ...
2
votes
1answer
1k views

How can I fix my leaking shower?

I have a bathroom with a wooden floor - not floorboards, but solid sheets of water-treated chipboard. It's an old house, ~90yrs or so, and we're renovating it. A lot of the work has been done by ...
2
votes
5answers
9k views

How do I seal the sink basin opening?

I purchased a new bathroom sink and faucet and set everything up according to instructions. The faucet instructions told me to use silicone for the drain lip (the border thing around the stopper in ...
2
votes
2answers
2k views

How to fix leaking PVC fitting?

I screwed up. I'm usually pretty good with PVC. I used the approved cleaner and primer, and Weld-On 705. I've done this dozens of times. But here's where I screwed up: one part was a threaded ...
2
votes
2answers
552 views

What can cause a wet patch to appear on an outside wall around an external tap?

I have just noticed that I have a wet patch around my external tap on the outside wall. The wall seems to dry throughout the day. I have turned off the water to the tap, but the following morning, the ...
2
votes
1answer
957 views

How can I find a leak in underground plumbing?

We moved into a home a couple years ago that was 1600 sq ft from a 3700 sq ft home. We were shocked that the power bill here was about 30% more than the big house but I suspected a water leak ...
2
votes
1answer
1k views

How do I fix a sprinkler valve that leaks instead of popping up the sprinkler heads?

When this particular valve (Champion Classic 3/4" As Max PSI 150 466 Max Temp 110o) turns on, a lot of water starts coming out of the the bottom part of the valve which I've highlighted in the image. ...
2
votes
2answers
464 views

How can I turn off the power to an outlet if a water alarm is triggered?

I'm installing a dishwasher on a second floor, and after having 3x dishwashers leak during their run cycle during my life, I'm understandably hesitant. I will definitely be installing a water alarm. ...
2
votes
1answer
3k views

How do I stop a leak in a refrigerator water line connection?

I have a copper water line going into my refrigerator. It's leaking at the connector line in the attached picture. It looks like the leak is not from the fridge, but from the connection line, right ...
2
votes
1answer
743 views

Can I fix a possible gas leak on a valve for a hot water system myself with Thread Seal Tape?

Is a leaking gas fitting something a non-professional should even attempt to fix? Symptoms: There is a slight off odor around the hot water system, after some experimentation of turning the gas off ...
2
votes
1answer
425 views

How do I keep my well pump connections from leaking?

Well, I asked the question at the end of last season on which hoses to get. The new Summer season is upon us and I've located some comparable hoses (could not find the exact ones mentioned, but found ...
2
votes
1answer
207 views

Have I got Rising Damp or a leak?

Can anybody advise me? Walking into the property you can feel the dampness in the air. The kitchen and bathroom run along the front of the house on the ground floor. There is a smell coming from the ...
2
votes
1answer
67 views

How can I fix a leaking expansion tank?

My expansion tank hangs vertical from a pipe. It leaks from where the tank connects to the pipe. I can see some pipe dope where it connects. What can I do?