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

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0answers
18 views

Redguard - Waterproofing around penetrations / stub outs?

I'm getting ready to apply Redguard waterproofing membrane to my bathroom walls and floors. The room has been designed as a "wet room", so the entire thing needs to be "tanked" to be correctly ...
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0answers
1k views

Why would my water taste like plastic fumes?

My father and I finally installed my wall mount bathroom sink and re-attached the existing faucet using the existing hardware. Now the water tastes horrible. It smells noticeably fume-y, and tastes ...
0
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1answer
67 views

How would I secure a pex shut off valve to the stud in the wall interior?

This 3/4 in. Brass PEX Barb x Barb Ball Valve will be my main shut off valve in my house. It will be in an interior wall behind a wall panel. How can I secure this valve within the wall so it doesn't ...
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4answers
4k views

dripping sound inside wall

I'll try to get everything in here, yet be concise. This is a 3-story building, plus basement/underground parking. I'm on the 2nd floor, studio. Same layout above and below. Exterior wall to ...
1
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1answer
3k views

How long can a sink drain be?

I've read that the rule is 1/4" per foot of drain line. From what I know, the rule is based on the height of the P-trap to where you tie in. What part of the P-trap do you measure from? How low can ...
2
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1answer
52 views

How can I determine why all the faucets are giving only warm water when turned to cold?

When ever we turn on the cold faucet in any room in out house we only get luke warm water. I have heard that a faulty washing machine inlet valve can cause this. are there any ways to test that ...
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4answers
413 views

How can I fasten nuts in narrow places when installing a faucet?

Recently I replaced a faucet in the kitchen, but there is not enough room to fasten two nuts. The latter is too close to the pipes and the sinks. I tried with a wrench and a rib joint pliers, ...
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4answers
7k views

What could cause low hot water pressure in the shower only?

The hot water pressure in every other faucet in the house is fine, but in the shower it's a little more than a trickle. I removed the shower head and pulled out the cartridge (it looks kind of like ...
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1answer
57 views

Trying to repair a leaking faucet handle, but can't determine the brand

The hot/left handle leaks when you turn on hot OR cold. I have pictures/video attached to show where the leak is coming from. Hoping someone can identify the brand, so I can tell what part to ...
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1answer
41 views

Supply Elbow doesn't tighten against wall

The instructions for my Kohler Wall-Mount Supply Elbow say to leave the NPT nipple sticking out of the wall 9/16". I did that but now I can't tighten the elbow all the way to the wall as I'm supposed ...
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2answers
807 views

Should I replace my main water valve with a SharkBite shut off valve?

Currently my main water shut off valve is soldered using a 3/4 globe valve. However the stem is leaky and I am thinking of replacing it. Is it a good idea to cut it out and replace it using a ...
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0answers
15 views

How to loosen tub facet shower pull plug?

How do I loosen the facet shower pull plug. It seems to be stuck all the way pushed down so it cannot be raised so shower can be turned on. Tried hitting it from inside faucet with hammer and nut but ...
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3answers
238 views

Toilet gurgling when another one is flushing: 6-way joint

I have 2 adjacent bathrooms, with toilets opposite of each other. I recently upgraded one older toiled that took a minute to flush with 3.5 gallons of water to 1.2 GPF model with "aquapiston" ...
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0answers
46 views

quarter turn shutoff valve won't completely close

I have a quarter turn shutoff valve on our toilet that won't turn all the way off. It turns about 75 degrees and still lets a bit of water pass through. From 0-45 degrees, it feels fine, just like ...
2
votes
3answers
5k views

How do you drain a garbage disposal?

I have a garage disposal installed in my kitchen double sink. The pipe that comes out of the garbage disposal is horizontal to the main vertical pipe before it goes to the p trap. The t joint is ...
1
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1answer
54 views

Can I thread the inside of a steel water pipe (encased in concrete) to safely make a connection to the remainder of the water system?

The main water line is buried in a perimeter foundation on my hundred year old house. The threaded part that connected to all the plumbing inside and outside of the house broke off leaving the top of ...
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2answers
50 views

What's the advantage of PEX crimp/clamp over the expansion connection?

It seems the ease and reliability and no water pressure loss of the expansion connections makes them far superior to the alternative. So besides slightly cheaper materials cost and less expensive ...
3
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6answers
30k views

What can I do about a toilet flange that is 1/4" below the finished floor?

I used two wax seals to set my toilet since the flange is 1/4" below the new tile. At first it seemed to be water tight but after a few flushes I noticed water seeping and pulled it out. As can be ...
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2answers
110 views

Shower plumbing in exterior wall

I plan on doing a full gut/rebuild on our bathroom this spring, and one of the things I plan on is his/hers shower heads. Problem is, one of these will need to be on the exterior wall of the house to ...
2
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1answer
53 views

How can I install the electrical and plumbing for an aquarium filtration system through an exterior wall?

I have a large fish tank in my house, and would like to run a 1\4" reverse osmosis/deionization (RO/DI) top off water tube through an exterior wall into my house so that I can have the top off tank ...
3
votes
1answer
62 views

How to rough bath sink drain to maximize drawerspace

I am roughing in the plumbing for a bathroom sink that I am going to build a vanity for. I'd like to have the drain only impact a top drawer and take up as little space as possible. The drawer back ...
2
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1answer
40 views

Bathtub drain issue

I have replaced the trip lever on my bathtub drain but it will not stay completely down when draining. I am able to remove the mechanism (including the weight at the bottom) but can't seem to get the ...
6
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4answers
43k 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 ...
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2answers
36 views

Expansion tanks

Will an expansion tank maintain house pressure on cold water lines in homes? Water pressure in system is 60 lbs removed all galvanized piping, replaced all mains with 3/4" copper. When using hose ...
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2answers
42 views

Can I sink a hot water copper pipe into the ground and keep the heating functionality

we are remodeling a our kitchen and the hot water baseboard heating is in the way. We had two ideas. 1. we let the baseboard heating run under the cabinets 2. we cut open the floor and drop the ...
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2answers
86 views

Why would I have little to no water pressure after reopening the main water valve?

I had turned off the main in my basement today so I could replace a couple of leaky valves in my basement bathroom and under my upstairs kitchen sink. turned on all the valves and opened up the main. ...
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2answers
36k views

What is causing a whistling sound coming from my upstairs bathroom?

My upstairs shower is causing a high-pitched whistling sound when it's running and there is a showerhead attached. If I remove the showerhead, but keep the water flowing, the whistling noise stops. It ...
0
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3answers
159 views

Can I run PEX through PVC pipe embedded in a concrete floor with radiant heating?

I'm building a new home in New York State. It will be slab on grade with radiant heat in floor. I'm going to run the domestic water supply (PEX tube) to each bathroom, sinks, toilets etc. in the ...
6
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8answers
29k views

How can I prevent or remedy “bio slime” accumulation in a sink drain?

The drain in the sink which we use for mouthwash consistently gets clogged by a very repugnant slime. I've tried all the common drain unclogging products (Drano, Liquid Plumber) as well as some ...
9
votes
13answers
29k views

Why might our washing machine cause our clothes to smell damp when dry?

Recently we've noticed that our clothes smell damp once dried. It doesn't matter if we tumble-dry them, hang them outside or hang them indoors. This leads me to believe it's our washing machine. We ...
0
votes
1answer
30 views

Do you size a DHW expansion tank to incoming pressure or pressure after PRV?

Thinking of adding a pressure reducing valve (PRV) to reduce my home's water pressure. I understand that I'd need to add an expansion tank to the incoming cold water line of the domestic hot water ...
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2answers
48 views

Anti-Siphon Sillcock Handle

I just moved into a new home and the anti siphon sillcock on the outside of the house is leaking from behind the knob. I tried to remove the handle via the center screw but it was rusted so badly it ...
1
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0answers
26 views

How to achieve PVC pipe slope [duplicate]

This seems like a really silly question, but I haven't been able to find the answer (maybe because it's so obvious). I commonly see that PVC piping should be run at a minimum slope of 1/4" per foot. ...
1
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1answer
39 views

Is PEX exposed to the environment OK to use?

In preparation for a big job I found some PEX on craigslist. It appears to have been exposed to the elements but all in all it looks fine. Can PEX withstand a little environmental conditions ...
8
votes
2answers
9k views

How should I drain water from a basement dehumidifier?

Our basement has had difficulty with water in the past, from intrusions through the side (fixed by gutters) and chimneys (fixed by chimney caps). Most recently, however, water has been collecting on ...
7
votes
3answers
1k views

Is there a reason NOT to use a garden hose to hook up two faucets?

I have a faucet below my deck that is connected to a faucet that is screwed into the railing. They are connected via a 1/2" copper pipe which burst this winter in multiple locations. The simplest fix ...
2
votes
3answers
18k views

How do I fix a leaking connector between my garden hose and faucet?

I am trying to connect a garden hose with the faucet. After connecting and turning on the faucet, the water still squirted out. Please see the attached picture. I am not sure whether I need a wrench ...
3
votes
2answers
77 views

How can I route the shower plumbing back into the wall?

I have purchased an exposed shower valve similar to this for a ground-floor shower room in my home. I would like this connected to a ceiling mounted rainfall shower like this. So I need to be ...
0
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0answers
13 views

Leakey shower head

I just installed a Kohler single handle deverter valve and when I turn on the water to the tub water comes out my shower head, even when I remove the bath tub spout. I used half inch copper tubing ...
6
votes
1answer
4k views

Does PEX leach BPA when used for hot water plumbing?

Would using PEX for potable hot water result in having Bisphenol A (BPA) leached into the water? Does PEX have BPA content?
2
votes
2answers
202 views

Drilled through one of the biggest walls in my house and hit some sort of black plastic (likely PVC). Did I just drill through a water pipe?

I was trying to secure some bookshelves to the wall, and after using a stud finder to confirm it was drywall (and not a stud), I drilled into the drywall. I met some resistance, so, like an idiot, I ...
0
votes
1answer
36 views

Replace buried polybutelyne/Qest with Pex

Would it be possible to somehow replace buried polybutelyne/Qest with Pex without having to dig? It would be amazing if I could connect the old Qest to the Pex and pull it through into the house. I ...
3
votes
5answers
4k views

Is cleaning out the main sewer line a regular scheduled maintenance item?

I just had to have my main sewer line snaked, and the technician said it should be done once every 2 years. Is this really the case, or was he just trying to insure he has job security?
0
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1answer
50 views

Could our new plumbing be to blame for our new downstairs toilet and upstairs spare bath being clogged?

We need help troubleshooting our plumbing problem before we spend any more money on this house. We just spent quite a bit of money finishing our basement, where we added two bedrooms and a new full ...
2
votes
2answers
54 views

What fails in a centrifugal pump when it runs dry?

A 3/4 HP 10 GPM shallow well pump for irrigation ran dry for a couple hours due to a technical failure where a feeding valve mounted at the pump inlet blew out of its hole. All the water being pumped ...
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2answers
40 views

Do I need to replace this toilet ring?

You can see the ring is broken on the right side.
2
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2answers
57 views

How to remove this plastic pipe connector?

How do I remove this kind of white plastic connector attached to the metal pipe?
1
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1answer
82 views

Can I avoid the slab and run the new PEX through walls and interstitial space?

… and many other questions. The following is the incoming water for my small 2-story townhouse. This picture was taken in my downstairs hall closet. This is what I have figured out so far: (1) is ...
3
votes
1answer
103 views

how do i mount this old Toyo Toki (Toto) sink?

I'd like to use this small sink in a powder room, but can't figure out how it mounts to the wall. There are large holes for lugs at the bottom, but if that's it the sink will tip and crack. Does ...
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3answers
3k views

What kind of pipe should I install between my water meter and my house plumbing?

What kind of pipe is used to hook house water pipes up to the city water meter? I have a blue flexible hose between the meter and my 3/4 inch galvanized piping to the house. The blue flex hose is ...