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54 votes
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How to convince plumber that there is a gas leak?

The other answers here are good from a technical point of view about how to verify a leak, but to answer the question of "how to convince a plumber", I'll second a comment by @manassehkatz: ...
TylerW's user avatar
  • 1,173
38 votes
Accepted

What is this plumbing part?

It appears to be a Plastic Water Softener Air Gap...what ever that is! https://www.homedepot.com/p/KEENEY-2-in-Plastic-Water-Softener-Air-Gap-PP855-69/204374532
Steve Wellens's user avatar
31 votes

Using a sealant to stop a toilet tank leak

You can cut the bolts off with a mini hacksaw. The rubber washers inside the tank are shot, and that's what's causing your leak. You can fix it for $10. Turn off water (I think you're already here). ...
Jared's user avatar
  • 311
31 votes
Accepted

How can I (or a plumber) locate a mysterious internal leak?

General process would be to shut things off internally and repeat your stop valve test to see which thing or things affect the leak. How well you can narrow it down depends on how your plumbing is set ...
Ecnerwal's user avatar
  • 217k
30 votes

How concerning is this water in my bathroom?

To directly answer the "question": Unless you live on a slip-n-slide, water coming out of the floor is very, very concerning. Although ... usually water will leak down into the floor, into ...
jay613's user avatar
  • 39.2k
26 votes
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How can I temporarily repair a lengthwise crack in an ABS drain pipe?

Tape it. You are not proposing this kludge as a permanent fix. That's good. The wrap-tape products are good for an emergency bodge, and that's what you are proposing, on a temporary basis. The problem ...
Ecnerwal's user avatar
  • 217k
25 votes

damp line behind toilet

The mark could be from condensation on the cold water pipe. As the pipe warms, when not in use, condensation stops. If that is the cause, there likely would be condensation on the toilet tank. Some ...
DrMoishe Pippik's user avatar
24 votes

How to temporarily catch leaks trickling down the outside of a pipe

Form a spout out of BluTack mounting putty (may be known by different names) and direct into a bucket.
HandyHowie's user avatar
  • 1,413
23 votes
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Connected a new faucet, the pipes drip but only a little bit, is that a problem?

It is a problem, and you should fix it because small leaks tend to become bigger leaks. You can't rely on hard water deposits to seal things, and drips can cause corrosion and damage to your kitchen. ...
GdD's user avatar
  • 5,239
22 votes
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Water leakage in new house - is this common or an issue?

Apparently this is a flat roof, maybe a terrace roof. Since the roof is flat, there is no slope to let gravity get rid of the water for you. So it really needs to be done properly, with an EPDM ...
bobflux's user avatar
  • 9,833
22 votes

How to temporarily catch leaks trickling down the outside of a pipe

I used a cotton fabric wrapped around a pipe draped into a bucket - works well for slow flows.
Solar Mike's user avatar
  • 27.7k
20 votes

Contractor work caused a water leak in the house - UK

Let me tell you a story about insurance companies and how they will screw you. First, before you call your insurance company to report an accident, call them and ask for a policy review to see if your ...
d.george's user avatar
  • 12.4k
18 votes
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There is a pvc pipe that goes into my floor next to my water heater and central ac unit and its overflowing..but why?

Though a photo might help, from your description, this is most likely a drain, as you surmised, meant to take the flow from the water heater, should the over-pressure valve pop open or leak, and ...
DrMoishe Pippik's user avatar
18 votes

Water leakage in new house - is this common or an issue?

Ouch! This is really, really incompetent work...this house is likely to develop serious mold problems in the future. I would look for another builder.
oldVermonter's user avatar
18 votes
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Bathtub impersonating waterbed?

You probably have a bathtub liner with a hairline crack, and water between the liner and original tub. If a renovation of this bathroom is on the horizon, you may opt for a short-term fix to ...
jay613's user avatar
  • 39.2k
18 votes

Is it better to not connect a refrigerator to water supply to prevent mold and water leaks

Is it better to not connect a refrigerator to a water line to prevent water leaks and mold issues? If you do not want to use it that is fine I don't use ice very often and would just put an ice tray ...
Traveler's user avatar
  • 17.7k
17 votes

How to convince plumber that there is a gas leak?

You have to use a lot of liquid detector and large leaks can blow right through without making bubbles; however, typically a leak this large would be easily detected by the Mark-I human sensors you ...
Jimmy Fix-it's user avatar
  • 35.9k
16 votes

How to convince plumber that there is a gas leak?

Try to fan the area with fresh air to the point the detector detects nothing then immediately use the detector to zero in on the area where the gas begins to appear. Try using saran wrap to isolate ...
jay613's user avatar
  • 39.2k
16 votes

damp line behind toilet

Temporarily tape a piece of paper so it hangs loosely between cistern and wall. A sheet of newspaper would be fine. Intention is to figure out if the damp is coming from inside the wall, or from the ...
Criggie's user avatar
  • 10.7k
15 votes

How to temporarily catch leaks trickling down the outside of a pipe

Wicking with string or yarn (has to be a type that wets well to wick, not something hydrophobic) tied around the pipe and suspended to drip into a container has usually worked for me, as yet another ...
Ecnerwal's user avatar
  • 217k
14 votes

Repair tiny hole/scratch in copper pipe

I have not seen patches hold up on copper. What I find best is to cut it at the hole and sweat a coupler on. It must be dry when you do the soldering or it will leak.
Ed Beal's user avatar
  • 103k
14 votes

What are some tools or methods I can purchase to trace a water leak?

If four roofers could not find the leak, it's unlikely that we can find it from photos. So I'll tell you what kinds of things to look for, and answer the question, 'what kinds of tools' etc. If the ...
jay613's user avatar
  • 39.2k
13 votes

Temperature Pressure Release (TPR) Valve Leaking

After a couple trips to Home Depot I learned that I'd have to cut a section of the pipe out, and re-attach it with a SharkBite coupling The guys at Home Depot told me another alternative was to un-...
SDSHuge2.0's user avatar
13 votes
Accepted

Rebuilt chimney still leaking

I'm judging by fuzzy photographs, but the flashing seems to have been done incorrectly. When done right, shingles and step flashing alternate such that any water running under one is still on top of ...
isherwood's user avatar
  • 139k
12 votes

Using a sealant to stop a toilet tank leak

Ultimately, the "correct" way to fix this is a new bolt kit, with stainless bolts and new sealing washers. Most hardware stores or big box stores will carry bolt kits for all major brands of toilets, ...
dwizum's user avatar
  • 1,031
12 votes

How can I locate and repair a leak on a flat roof?

Clearly this has been a problem for a while and also the standing water and patch job on the flat section of the roof is to blame. There is no real shortcut here, as you can see, so the solution is to ...
jwh20's user avatar
  • 23.4k
12 votes

How can I stop sink fitting from leaking?

The metal stub from the wall should have a washer inside the sip joint nut (red arrow): Click to embiggen If your plastic pipe simply slipped in, then either the washer is completely missing or has ...
FreeMan's user avatar
  • 47.4k
12 votes

What is the white residue on my concrete parking garage ceiling?

Oh, that's bad. That's the strength leaching out of your concrete by water moving through the slab. How that exactly happens is in this video here... but those substances are keeping your concrete ...
Harper - Reinstate Monica's user avatar
11 votes

Running AC with dye permanently

If you follow the directions on how much dye to add to your system, there's no problem with leaving the dye in there if no leaks are detected. There's nothing in the dyes that would harm the unit. If ...
JACK's user avatar
  • 81.7k
11 votes

Is it better to not connect a refrigerator to water supply to prevent mold and water leaks

If you already have a water line available, use it. But if this would mean running a new line from under the sink or another cold water pipe somewhere then you can certainly skip it. The water lines ...
manassehkatz-Moving 2 Codidact's user avatar

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