Questions tagged [plumbing]

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

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1 answer
51 views

Mounting a countertop dishwasher above the sink?

People put drying racks above the kitchen sink. I am thinking on mounting an appropriate console on the wall at the same height and put a compact dishwasher on it (it's only 25kg, the wall is a load ...
0 votes
2 answers
457 views

Groundwater cooled heat exchanger - forced air

I have kind of a crazy idea I have been scheming - I live in Alaska, and have a private well - the groundwater here is very cold(40-45F) or so. The last couple of summers have been miserable hot up ...
0 votes
1 answer
54 views

Catchment tank Grundfos jet pump won't shut off

I have a catchment tank with grundfos jet pump and pressure tank. The tank comes up to 60 psi, the pump pressure switch arcs back and forth. I have adjusted the pressure switch to no affect. I have ...
0 votes
1 answer
51 views

Drywalling or hiding 4" plumbing pipe through wall

I've got a 4" plumbing pipe coming out the side of a wall at about eye-level. Historically it had some messy hot-mud up to the pipe, sanded smooth-ish but it didn't look great. The pipe had to be ...
6 votes
9 answers
55k views

How can I accommodate high washing machine drain flow rates with older plumbing?

Newer machines have a drain flow rate which overwhelms older drains, and there's no adjustment. The only answer I ever hear is tear up your floor and put in new bigger drain pipe. That is not an ...
0 votes
1 answer
71 views

Rusted kitchen basket strainer, mystery plumbing under the sink

This is existing under my kitchen sink; the basket strainer was completely rusted. The tailpiece looks different from any I've seen before and wasn't even tightened into the trap. It almost looks like ...
3 votes
2 answers
16k views

Connecting a sump pump to sewer

I'm attempting to install a new sump pump in my basement after having a few minor flooding incidents and addressing as much of the external causes as possible (gutters, etc). The pump is only used for ...
1 vote
2 answers
92 views

What is this soft, blue ring from my shower drain?

While i was plunging out a shower in Spain, blue thing came out of the shower outlet. It looks a bit melted, I did use drain cleaner on the shower a few times. There are some supicious marks on it ...
0 votes
1 answer
35 views

Leaking Outdoor Faucet

I have an outdoor facet that leaks through the front of the turning mechanism. I have tried to remove the whole front of the facet by turning the nut shaped piece in the middle (where the blue arrow ...
0 votes
1 answer
41 views

Can I put 1.5-inch Schedule 40 pipe inside a 2-inch metal pipe to reline my shallow well?

I use a shallow well in my backyard to water my lawn. It's about 25 feet deep and has water starting at about 12 - 15 feet yearly. The well pipe is 2" in diameter, and I believe has a leak that ...
2 votes
0 answers
16 views

Sound/vibration from PRV

Back in September of 2020 I installed a whole house filter system (iSpring). The PRV did a little vibration/noise and I adjusted the pressure slightly and it stopped. Did some internet research and ...
0 votes
2 answers
230 views

Where should a pressure pump be installed to increase municipal water pressure?

We would like to increase the hot water pressure in our home to increase the flow rate in our upstairs shower. We are in California on city water (no well). I spoke with the water company and they ...
1 vote
1 answer
47 views

would like to know if connecting toilet vertically to a horizontal y with a 45 deg inserted in it

always see toilet connected to elbow then drain to y with short horizontal pipe. Is there an issue to connect toilet flange directly to the 45 deg pipe inserted in a y directly under flange . I still ...
2 votes
1 answer
146 views

Diagnosing a non-functioning hot water recirculation system

My house currently has a hot water recirculation system, but it does not seem to be functioning as the water in the upper levels take minutes to get warm. First off, I tried to determine whether I had ...
0 votes
0 answers
31 views

How can i fix the large ac unit line in home that was cut kw air is seeping out of it [closed]

How to fix cut home ac unit line that has air coming out of it.
0 votes
0 answers
13 views

Need help disconnecting Kohler collet connection

I'm trying to replace my Kohler faucet with a Delta Leland with Shieldspray. But I can't remove this connection. I took advice from a video to first move it up out of the sink (below there is no ...
2 votes
1 answer
252 views

What fitting should I use to combine a kitchen drain, a laundry sink, and a vent?

Code: California Building Code Context: Connecting a Kitchen Sink + Dish drain to a Laundry sink and Vent. I would like to use a double san tee to connect 2" drain, 1.5" vent, and 1.5" ...
3 votes
3 answers
6k views

Toilet too close to wall

I have a toilet that is too close to the sidewall. It is a slab foundation. What are my options for fixing this without ripping up the floor? I thought orginally an offset toilet flange but I need ...
0 votes
1 answer
60 views

Is it permissible to connect water softener drain(s) to tub/shower unit overflow drain? How?

My A.O. Smith water softener system (6-month sediment pre-filter, 6-year whole-house filter tank, 6-year descaler tank, and 6-month sediment post-filter) seems not up to the job of softening the local ...
0 votes
1 answer
35 views

Replacement Part for Shower Faucet

My shower faucet handle disconnected from what I believe is part of the thermostatic mixer valve: I believe that I can simply reconnect the handle when I get a replacement part, but I can't find the ...
8 votes
3 answers
91k views

Is PVC Schedule 40 pipe safe to use in a potable water supply?

I have not had a problem for nine years and never noticed what my plumbing pipes used. My hot and cold water feed away from heater use "Bristol 1120 Schedule 40 PVC. 480 PSI 73 deg." Is there strong ...
2 votes
1 answer
93 views

How can I remove cured epoxy from a bath tub drain?

I was refinishing my bathtub and got some epoxy in the drain. It's completely clogged. I opened up the wall and took off overflow pipes and I see this flexible coupling with steel clamps but I don't ...
1 vote
2 answers
4k views

Why isn't the toilet water refilling from under the rim?

So last night, my toilet clogged for the first time in the two years we've had it, and it clogged badly though I don't know why (without being too TMI, it was a normal #2). Hours of plunging didn't ...
2 votes
2 answers
411 views

How can I support a waste pipe between joists under subfloor?

I'm dealing with a long (2 m+) waste pipe coming from a bathtub. It's currently completely unsupported and is bowing in the middle. What's the best way of supporting its weight when full of water? The ...
2 votes
2 answers
10k views

Is the black plastic I encountered with my drill 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 ...
13 votes
3 answers
3k views

How can I add valves to supply lines when the lines are soldered to the faucet?

I am trying to replace an old faucet that my 3 yo child is unable to use because of its design. I'm new to plumbing but actively reading. I haven't seen these supply lines w/o valves before. This ...
4 votes
1 answer
105 views

How can I resolve sagging pipes below basement floor?

Recently we started noticing several issues with drainage in our master bathroom/shower, that resulted in overflow into our downstairs kitchen sink. They look to both be on the same plumbing stack. We ...
2 votes
3 answers
45k views

How to fix a huge gap between tub faucet and tile

We just moved into an old house and two of the tub faucets have huge gaps from the tile as pictured below. This is something that I feel needs to be addressed right away to prevent shower water from ...
1 vote
2 answers
55 views

Remove handle from vanity faucet

first time on this forum. My vanity sink has been leaking when the water is turned on. I found a video explaining how to remove this type of handle' However when I removed the screw, the handle would ...
5 votes
4 answers
39k views

What are some tips for soldering brass fittings to a copper pipe?

Over the years I've soldered several remodels worth of copper pipe (water and hydronic heat). I'm not great, but I get the job done, until I have to add a brass fitting. For some reason, I can't get ...
1 vote
2 answers
159 views

What is this black bug with wings (pictured) coming out of my A/C condensate line floor drain, and how do I get rid of it?

I observed hundreds of this small insect outside and inside my laundry room on the ground level. They appear to be coming from a floor drain in the laundry room (more detail below). I am confused ...
0 votes
1 answer
28 views

Dishwasher leaking from bottom

I have a Electrolux ESL 4114. In the last couple of months I’ve noticed a weird smell out of it. Yesterday I have had a look at it and when turning it upside down a lot of very dirty water leaked. The ...
0 votes
1 answer
24 views

What are they downsides of composite body circ pumps?

I'm going to be replacing some potable water recirculating pumps and I noticed that the Taco 006e3 appears to be a completely nonmetallic system. This pump's curves fit my needs but I've never used a ...
0 votes
0 answers
18 views

Branch vent in cold ventilated attic space

We have added a garage with a bedroom and bathroom above it. The bathroom obviously requires ventilation, so I am planning a branch vent from the main stack. The branch will run through the ventilated ...
1 vote
1 answer
23 views

Water Filtration System Issue

Recently I purchased a home that is on well water. The water filter needs to be changed out about every three months, but because my house does not have a garage or basement, the water filter and ...
0 votes
0 answers
19 views

Submersible well hasNew tank andpressure switch all plumbing new on surface. Water great for 6-7 gallons, water stops then back 30 seconds

Submersible well; Has New tank and pressure switch all plumbing new on surface. Submersible pump 150' down. Hose pressure great for 5-8 gallons then no water. Shut off for 30 seconds and water is back ...
0 votes
1 answer
31 views

How long does a 2 inch schedule 40 PVC pipe need to be to form a close connection between two DWV fittings?

It seems like there should be a table somewhere, but I have not found an answer to this question. Obviously, I could do some trial and error, but I certainly don't want to end up gluing fittings to a ...
6 votes
1 answer
2k views

Is this a bleeder? Why won't it close?

In trying to repair a pipe I went to empty my baseboard heating system, and so I tried to open what I thought was a bleeder. It didn't seem to make any difference, and now after unbolting it it will ...
2 votes
2 answers
43 views

What is the best way to add hot/cold branches to existing copper plumbing?

I have an unfinished utility room with a shower set on one wall. I’d like to add a utility-style sink to the right of the shower, but no plumbing hookups currently exist. Both hot and cold water lines ...
0 votes
1 answer
27 views

Tub/shower into shower plumbing conversion

I’m converting a tub/shower into shower. Attached pic shows current plumbing setup. Should I cut existing pipe before elbow and replace with horizontal 45 deg elbow then straight pipe to P trap to ...
1 vote
2 answers
82 views

How can I repair a leak in a sink valve stem?

I’ve dealt with leaking under the sink before (in the kitchen). The issue now is the bedroom bathroom sink. I have two sinks and I’ve been only using one and not the other, so turned the unused sink’...
0 votes
1 answer
1k views

How to replace cartridge on Grohe shower valve

I have a Grohe thermostatic shower valve that runs very hot. I realize I probably just need to replace the cartridge, but I'm a much better electrician than plumber! I'm pretty sure the model name ...
0 votes
0 answers
1k views

Whistling sound coming from water heater

A few weeks ago my Navien on demand water heater started a high pitched whistling sound ONLY when the hot water is turned on in large amounts. This is propane fueled. For example, if I turn the hot ...
3 votes
4 answers
2k views

Is Schedule 80 PVC pipe suitable for water main connections?

I'm helping a neighbor who is out of town. As luck would have it, the water main pipe they just had installed less than 4 days ago cracked and started leaking. When I checked it out I discovered that ...
5 votes
1 answer
93 views

How can I repair an underground gutter drain pipe broken at the face of a concrete slab?

I can't use couplers because there's cement around the pvc pipes. Its cracked right to the curb. How do I fix it?
3 votes
1 answer
51 views

Pressure spikes causing water heater TPR valve to drip/open

System is a AO Smith power vented 50 gallon gas water heater about 8 years old. 2 gallon Amtrol ST-5 expansion tank (charged to 65 psi) on cold water supply side was installed in December 2022 to ...
0 votes
1 answer
62 views

How do I vent for my laundry tray/sink?

I live in an IPC state. This is a picture of our interior walls of our laundry room. We are about to get new laundry machines and we want to add a sink on the left of the room against the wall (sorry ...
2 votes
1 answer
125 views

Safety of swapping natural gas grill quick connect

My house has an outdoor natural gas line (with a shut-off valve) which I have never used before. I recently purchased a natural gas grill and the quick connect inlet is slightly larger but has the ...
3 votes
2 answers
664 views

What is the best procedure to open the main water shut off valve?

I will need to close the main water shut off value to my house before starting work on kitchen plumbing. It is town water, and the main shut off value is just inside the foundation. After the kitchen ...
0 votes
1 answer
40 views

Connect 1/2" Polyflex tube to hose bib

I have a length of 1/2" ADS Polyflex tube that I'd like to connect to a hose bib. What adapters do I need to get this job done? This is the tube https://www.homedepot.com/p/Advanced-Drainage-...

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