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

learn more… | top users | synonyms

0
votes
2answers
134 views

Should I replace my Pressure Reducing Valve?

A few weeks ago, my oil-fired water boiler started continuously leaking water out of the pressure release valve on the top of the unit. I know this is leaking steadily because it drains into a 5gal ...
0
votes
0answers
32 views

banging sound in pipes in attic

During the cold months, when I turn on the hot water in the kitchen, it produces a banging sound in the pipes in the attic. It sounds like metal cables slamming against the pipes. This only occurs in ...
0
votes
0answers
338 views

Why is there no water pressure after turning main off then back on?

Came home after work to a water leak, a coupling had corroded and come apart on the hot water line. Turned water main off and repaired the leak but when I turned the water back on I had no hot or ...
0
votes
1answer
124 views

Is it safe to connect a timer to an instant hot water dispenser?

I'd like to connect a timer to my new instant hot water dispenser. The installation instructions mention not to use an extension cord, but I'd like to make the timer accessible under the cabinet so I ...
2
votes
2answers
158 views

How to calculate potential energy savings from using a tempering tank?

I have a boiler (oil) with integrated water heater (3.5 gallon). I don't have problems with running out of hot water but I do wonder if having a tempering tank before the boiler would save money on ...
3
votes
4answers
9k views

How do I pressure test a natural gas line and what do the valve pressure ratings mean?

I'm planning to add an appliance to my house, and will want to do a pressure test of the newly installed gas lines. My main shutoff says 175 PSI, but most of the appliance valves say either 1/2 or 5 ...
4
votes
5answers
2k views

Why does my kitchen faucet cut out intermittently?

Sometimes when I'm running water from my kitchen faucet, it will cut out for no apparent reason. It doesn't seem to matter if I'm running hot or cold water (or a mixture), but does seem to happen ...
8
votes
2answers
7k views

What would cause air bubbles in the toilet when I'm showering?

My basement bathroom has recently been remodeled, everything was working fine for a few weeks, but now all of a sudden I am hearing bubbles in the toilet when I shower, at which point the shower drain ...
1
vote
2answers
53 views

Question about roof vent

In my roof attic I have a 2" kitchen vent just inside the attic on one side of the house, the main 3" stack which vents out through the roof is on the opposite side of the house. They are about 24 ...
0
votes
1answer
265 views

When cutting concrete for basement plumbing, how do you handle rough framing?

I'm going to be doing some cutting of the slab in my basement in order to put a bathroom in. There is plumbing under the slab and a pit with a tank in it, but it is probably 30 feet from where I want ...
3
votes
2answers
257 views

What would happen if I connected a dishwasher to a hot water supply line?

What will happen if I connect hot water to a dish water that is not designed to take in hot water? Will it break? Or will I just not be able to use the cold programs?
8
votes
2answers
443 views

When should I not use pipe dope/tape?

When is it appropriate to use tape, dope, or nothing at all when connecting pipe fittings? Several advised not to use any product when I posed this question. What is the purpose of each product, and ...
1
vote
1answer
3k views

How do I connect my refrigerator water line to the house line?

My GE fridge has a 1/4 in OD line, but the connection on the house is larger, and I'm not sure what exact size it is. What is the standard sized connection for the wall valve water supply line?
6
votes
2answers
803 views

Is it possible to reuse a copper pipe's compression fitting?

I removed what I didn't realize was a compression fitting on a copper pipe for my kitchen cold water supply. Is it possible to reuse the compression fitting or do I need to buy a new one to replace ...
0
votes
0answers
75 views

What size is my cold water faucet connection?

I'm planning to connect a 3M Filtrete inline water filter to my faucet, and I was wondering what size connector my Moen faucet is expecting as shown in the below photo prior to filter installation. ...
3
votes
3answers
3k views

Is it safe to use heat tape on a drain line (p-trap)?

Background/Problem: The p-trap for a drainage line (PVC) from one of my showers happens to be outside the house in an area that isn't protected from the cold/wind (yeah, I know) so when it freezes ...
1
vote
1answer
83 views

Water pressure low after hose was left on overnight

The water pressure inside my house went way down and stayed down after the hose was left on overnight. It's been a while now and the water pressure is still low (useable but low). The air pressure ...
3
votes
6answers
570 views

Frozen Pipe(s) — How to Respond?

I woke up this morning to find a trickle of water pressure to my cold bathroom taps, and no water pressure to my hot water bathroom taps. The water was fine in the rest of the house. Since we're in ...
1
vote
1answer
142 views

Can I put concrete over PVC pipe?

I have my laundry room in the backyard and there is an area that had a thin piece of concrete and below it there is soil. Beneath the soil there lies the drainage PVC 1 ½” pipe, gas line (not ...
1
vote
0answers
69 views

How/where should I put a water dispenser on this counter?

My friend's coffee shop has a hot water dispenser they use for drip coffee and tea. It's already filtered, and accessible to customers. It would be terribly convenient if we customers could get cold ...
0
votes
2answers
1k views

Why is there a copper wire attached to this water pipe?

The outdoor faucet was turned on today(45 degrees), shortly after we discovered a leak in the house. We're not sure if the faucet broke or the pipe fractured/burst. After pulling back the drywall we ...
0
votes
2answers
482 views

How to shut off water valve to outside faucet?

I mentioned in a previous question that either our pipe burst or our outdoor faucet broke. It leaked into the house. Our main water line is shut off currently. We can't locate a shut off valve to the ...
0
votes
2answers
473 views

How do I install a water line for a refrigerator in a galley kitchen?

My sink is on one side of my galley kitchen and the fridge is on the other. The living room doorway is between the water line to the sink and the fridge. The house sits on a slab so there is no ...
1
vote
1answer
122 views

Are black deposits on the interior of copper water pipes a health concern?

I tried to install a new water heater at home. When I removed the old pipes, I found there's a black deposit in the interior of my copper pipes (both cold water pipe to water heater and hot water pipe ...
1
vote
0answers
67 views

Can a water heater be installed overhead?

Sorry for the long preamble: I'm doing a remodel which involves building a new attached garage. At the same time, I'm replacing the water heater because it is ancient. I have considered a ...
1
vote
0answers
161 views

Why did our kitchen faucet stop working?

No water comes out of my kitchen faucet when I turn it on. Every other water outlet in the house is working fine, and the kitchen faucet was working fine until the last time we used it (two days ago). ...
6
votes
4answers
17k views

Can p-trap be installed higher than drain entry?

I have p-trap entry in drain at 16" above the floor. However, vanity that I got has lower drawer which has top at about the same height. There is also about 4" clearance behind drawer. I was told that ...
1
vote
1answer
106 views

How do I remove my tub diverter?

I replaced my cold and hot water valves a while back and now it seems like it's time to replace the diverter. When running the water to the tub, some water comes out of the shower head. I've tried to ...
0
votes
1answer
78 views

How to get down slope on drain lines?

A question on how to get the proper slope in a drain. Let's say you have two section of drain line that must be plumb to each other. To connect these lines by code a 1/4" down slope is needed per ...
0
votes
2answers
267 views

Why does the water temperature fluctuate on this single handle fixture?

Symptoms: When using shower, cold water soon (2 minutes) will supply warm or hot water. i.e without turning the hot valve on, and only turning cold valve on, the water out of showerhead gets warm or ...
2
votes
1answer
234 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
3answers
4k views

What are some causes/solutions for poor drainage?

What are some causes/solutions for poor drainage? It seems that our house tends to drain water very slowly. The bathroom sink could probably overflow if the water was left on, the bathtub also seems ...
2
votes
2answers
138 views

Why do garbage disposal companies suggest using cold water with their products?

Why do garbage disposal companies suggest using cold water with their products?
1
vote
2answers
577 views

Help with Garbage Disposal install and high drain pipe

The drain pipe for my sink sits pretty high, and then the sink-bowels holes are pretty close to each other. Below is the best my friend and I could do to make this work, and I just realized we need ...
3
votes
2answers
290 views

Is a water plumbing shut-off valve needed for every room?

Can I have a just a single set of shut-off valves (one for hot and one for cold) for two bathrooms upstairs and another for the kitchen/laundry area? Should each bathroom have its own set? This is a ...
1
vote
1answer
69 views

How do we prevent air in the water lines from our well?

We receive our water from a spring fed well. There is approximately 125 feet of pipe from house to spring house. We have obvious air in our line. We have replaced 2 check valves and foot valve as well ...
2
votes
3answers
356 views

How can I trace the path of plumbing lines inside walls without cutting holes?

I am looking to install a shutoff valve for an outdoor faucet, and to do that, I need to locate the pipe leading to that faucet. I tried to trace it by listening for the hissing sound when the water ...
7
votes
3answers
4k views

Are SharkBite plumbing connectors as reliable as soldered connectors?

Are SharkBite plumbing connectors as reliable as soldered connectors?
1
vote
4answers
621 views

How do I secure a copper pipe going through a wall?

What kind of clamp would be appropriate for securing a 1/2" copper pipe that's run through a wall to the outside to a hose bib? I'll accept a general answer. In my particular case it's a stucco wall ...
2
votes
2answers
754 views

Why do I get water hammer after turning water supply back on?

I shut off the main water supply in the evening to replace the shower cartridge. I came back the next afternoon to finish the job. When I turned on the water main I started getting continuous water ...
4
votes
3answers
1k views

Is it possible to buy just the fins or the copper pipe with fins for baseboard radiator?

I have a project to build and I want to use finned tubing (like in baseboard radiators) but I am unable to find the tubing without buying the enclosure as well. (This is for a hobby project - I want ...
1
vote
1answer
1k views

Can I run water lines through the attic?

I recently had a Slab leak in my home in Indianapolis,IN. This is the 4th Slab leak since I've owned the home. I decided it was time to reroute all the Water lines. I thought this was best so I ...
5
votes
1answer
274 views

Why would I lose water pressure in my house for several months after running the outside faucets?

After using the water outside, the water pressure in my house goes way down. When we flush the toilet you can hear whistling in the pipes and sometimes bubbling like you would after the water has been ...
4
votes
1answer
155 views

What are the differences between an expansion tank and a pressure sensor?

We have a red expansion tank in our building. We have so many problems with this tank. Every 3 months we have to change the tanks tube because the tube is perforated every 3 months. Now an expert ...
3
votes
2answers
579 views

What could be causing my hot water pipe to rattle?

We have 3/4" CPVC running into our addition that when the hot water turns on it takes a long to heat up (granted it has to travel fairly far), and as it heats up the pipe rattles (sounds a little ...
0
votes
1answer
102 views

Water supply valve to closed radiant heat system on or off?

I have a closed radiant heat system, meaning a boiler with a pump, radiators and piping. After the intake valve, there is a pressure reducer and a backflow stopper (both bell shaped). Yesterday, ...
2
votes
2answers
176 views

How can I rebuild/repair/replace this garden faucet

I recently bought a house that was built in 1978, and it has a couple of garden faucets. These are not frost-free faucets, and that's not a huge concern for me because the house is located just south ...
6
votes
1answer
254 views

Do tub drains of the same diameter ever have different thread-per-inch counts?

My tub's drain flange has had the little cross piece inside it broken out, which means I cannot screw a grid drain into it. Right now, it's totally open and an invitation for my toddler to drop stuff ...
1
vote
1answer
267 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. ...
0
votes
2answers
108 views

Can water siphon backwards through the main pressure regulator?

Can water siphon backwards through the house pressure regulator? My house is above the main water line in the street. If the main line pressure goes to zero, will the house water siphon backwards ...