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Questions tagged [plumbing]

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

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1answer
13 views

Is this a threaded tap? If so, what is the best way to unscrew it without damaging it?

So this is the tap I have and I’d like to attach an accessory to it. I believe it is threaded and I should be able to unscrew the existing head to be able to use the threads, but I don’t know how to ...
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0answers
13 views

Can pipes under the kitchen counter be moved into the sub-floor

Our dishwasher sticks out by 5cm (2 inches). When we pull it out we can see the 20 year old (or more) plumbing typical of that age in the United Kingdom: Question: Can the pipes be rerouted to be ...
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1answer
23 views

Why does an expansion tank need to be pressurized with the same pressure as the water supply?

Why does your expansion tank when installing have to be pressurized with the same PSI as the home? I've heard to pressurize it equal with the home PSI I've also heard to pressurize at 5 lb under the ...
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1answer
43 views

Is the unused hot water line cooling all the other hot water lines?

We are having an addition done, and they just ran the hot and cold water lines to the addition. The lines are not used yet, so the water in the hot water line is cold because hot water never moves ...
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0answers
30 views

PVC pipe end cap fitting, with center hole and offset hole?

Is there such a thing as a PVC pipe reducer end cap fitting, which has a center hole and an offset hole? The purpose of the center hole is to insert a small diameter straight PVC pipe through the ...
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1answer
67 views

What is this shower head?

I have this shower head that I am trying to find another one of and I can't seem to find this exact type anywhere. Most of them have a flat front with little plastic orifices that let the water out, ...
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1answer
111 views

Why does shutting off cold water valve to the water heater shut down cold water in entire house?

I'm a new homeowner so maybe my understanding is off. My question is, why would turning off the cold water intake valve on the top of the heater turn off cold water to the entire house after about 12 ...
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1answer
37 views

Is my plumbing drain/vent setup ok?

I'm new at plumbing, working on installing a master bath in our house. Pictured is the room with the shower pan in place, a vanity drawn where that will go and you can see the toilet flange sitting in ...
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0answers
25 views

How to adjust shower drain height after replacing shower base?

I just pulled out my shower base to replace with a completely new base. Now I have no idea if the height of this will fit: Few questions: How do I remove or cut this top piece? I assume (C) is the ...
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0answers
11 views

How to ensure shower handle flushed when replacing shower wall to tiled wall

I am ripping off my shower kit and the wall. Before demo, I took picture of the back of the shower fiberglass wall: I plan to install tile. What happen next is to put drywall and then hardie board ...
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1answer
13 views

Pressure balance Am Stand hot and cold inlets are switched side to side. No cold water, only HOT. Remedy?

Our shower was working fine for a couple years but started periodically only producing hot water ( single handle american standard /am 11. cartridge ) but no cold. All other fixtures in bathroom still ...
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0answers
29 views

Leaking pipe in basement ceiling

The other day I noticed that our drywall was saturated and having removed it found an open ended pipe above it was leaking. The thing is I have absolutely no idea what this pipe is or why it has just ...
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1answer
15 views

Refrigerator water supply valve

Can anyone tell me WHY all of the 'delivery' instructions say that the shutoff has to be within 6' of the refrigerator or they will not hook it up? And I mean the literature states they will not even ...
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0answers
21 views

septic leak - what's leaking?

Over the past 3 months I've noticed some standing water in my yard. We had a lot of rain, so I thought it was just runoff from the surrounding area. However today I saw the water flowing and we haven'...
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0answers
22 views

Water heater Expansion Tank? [duplicate]

When a water heater expansion tank is installed on a closed system with the inlet facing down, wouldn't it trap air on the water side of the diaphragm? Is there a way to bleed this air out or Do you ...
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1answer
47 views

What tool should I use for an octagonal nut on a plumbing trap?

I have a PVC P-trap under a sink and the trap nut is a very low profile, flush plastic nut that appears to be octagonal. The nut is only about 1/8" thick or less and 1" across so there is very little ...
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1answer
23 views

Basement toilet Gurgling

I just bought this house. The toilet in the basement water jumps a d gurgles whenever the toilet upstairs is flushed. All fixtures, including the gurgling basement toilet flush/drain good. I also ...
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1answer
70 views

How can I route a toilet drain around copper supply lines right below the slab?

I need to move the toilet back about 3" from where it was originally set to get to the standard 12" rough-in distance. I had to cut the concrete slab and dig into the dirt below. I was planning on ...
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1answer
41 views

How to switch off/on a Hot Water System

I believe I have what is called a gas-boosted, solar HWS (although there is only one solar panel on the roof). On the outside of my system, apart for the valves/pipes/wires leading into and out of it, ...
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0answers
24 views

How to remove shower handle?

I have this handle attached to the shower wall (as a kit): I frankly cannot figure out how to remove the while plastic piece and the metal piece outside of it in order to pull the large round cover. ...
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1answer
47 views

Does a water heater with side connections require more space? [closed]

I removed a 40 gal power vented water heater and have a 75 gal power vented unit to install. I looks like it has side connections. Does this require more space ( as mine is limited)? Can you give me ...
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0answers
21 views

Ejector Pit Pump Choice

For finishing our basement bathroom and kitchen, can anybody help me choose an ejector pump to put in--what to consider, what's most important when trying to decide which to buy--size of solids it ...
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0answers
22 views

Lukewarm water in bathroom

I recently moved to a new flat. The hotwater is supplied by a electric heater located in the kitchen which is directly next to bathroom. In the bathroom, the tap for the shower doesn’t get hot to run ...
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0answers
37 views

Is there an alternative to plumbing glue to seal leaky joints? [on hold]

We are in the rough-in stage and three plumbers have failed to identify all leaks for pressure testing. We've ripped open all the walls and want to seal all the joints. What is the best option to ...
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0answers
9 views

New faucet drain connection to existing pvc trap

Let me preface this by saying I am a novice at plumbing. I am replacing a bathroom faucet since the old one was leaking and instead of replacing the guts inside the faucet we decided to replace the ...
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0answers
33 views

Need help with California SB1069, City is requiring separate water meter for ADU construction [closed]

I am building an ADU in the city of San Bruno, California. The question is specific to SB1069, signed by Gov Brown in 2016, which authorizes ADU construction and limits city regulation on public ...
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2answers
60 views

Is it reasonable to convert a general purpose motor and pump for a sump pump?

TLDR: I have a 120V 1/4 HP general purpose motor with pump head attached (with female threaded connections for input and output). Could I keep this pump/motor above ground and run PVC from the pump ...
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3answers
87 views

How to remove tap with too much tape

i think i've screwed this up and put too much tape on and can't for the life of me, turn it the other way round so that the tape isn't exposed so much. Anyway ideas?
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1answer
75 views
+50

Remove shower enclosure for tiling but keep shower base only

I am remodeling my bathroom and want to change it to tile shower. I am OK with the shower base here and I don't like the shower enclosure / doors: Is it possible to just remove the door and the ...
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0answers
25 views

How to calculate pressure loss on PEX 90-degree elbows?

I'm probably overthinking this, but I need to, as close as possible, determine how much pressure I'll lose with PEX 90 degree elbows. Had a new well pump installed (1 hp, 10 GPM), well guy is wrapping ...
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1answer
51 views

Can I screw a US garden hose into any standard threaded pipe?

Is a US garden hose connector any kind of standard pipe thread? So that it could be screwed into a normal, say, threaded iron or PVC pipe? I've tried a couple samples of what I had on hand and though ...
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0answers
22 views

Removing rusted nuts from base of toilet

The nut and washer are totally rusted, and I need to remove them to move the toilet and replace the wax ring and likely the flange. Suggestions?
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0answers
25 views

Can I vent basement toilet this way? Also is my plumbing plan correct? (pictures provided)

I am installing a basement bathroom (sink, toilet, tub) and curious about venting properly. I am going to run a 2 inch vent up past the sink drain. I would like to know how to properly vent toilet ...
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0answers
12 views

Ejector pit installation question

I'm putting a bathroom in my basement. Should my ejector pit be ready to use? There's a plug on the inlet that I probably can remove but there is a rubber gasket in the bottom of the tank that seems ...
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7answers
2k views

Repair tiny hole/scratch in copper pipe

I discovered a very tiny hole/scratch in a copper pipe in my basement this morning. It looks like the scratch was caused by a screw that was holding up some wood paneling. The hole is in the middle of ...
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0answers
20 views

How do I replace a tub faucet?

I have a no-name roman faucet on a Jacuzzi type tube. The setup looks like this Moen picture. So far I have replace the #8 O-Ring, however, it did not stop the leak. My goal is: BEST: Replace it ...
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2answers
47 views

Would a drain 28 inches high be too tall for a sink?

I'm thinking about putting a sink in my basement, problem is to get a downward slope to the drain pipe I have to go up ~28 inches from the floor. When you add the P-trap distance up, would that make ...
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1answer
39 views

Can a toilet vent be upstream?

I am relocating the bathroom door and the toilet vent is right in the middle of the new opening. I want to put the vent in the wall behind the toilet which will be upstream of the toilet. Will this ...
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1answer
16 views

Need help identifying 3 handle shower diverter and how to remove it

Can someone please tell me what type of diverter this is and what is the best way to remove/replace it?
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0answers
19 views

Toilet won't drain properly unless studor vent removed (new behavior)

My basement toilet has worked fine for a the last decade. Recently, we noticed it was draining quite slow and was bubbling when the washing machine (on the same floor) was running. Had a plumber ...
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0answers
11 views

How do I connect a P-trap/standpipe to this hole in the wall?

The flat I'm about to move into has no kitchen, and I'd like to fit a trap/standpipe like this to the wall so that I can use the dishwasher while waiting for our kitchen to be installed. As far as I ...
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2answers
38 views

Help to remove handles from leaky bathroom faucet

I have a leaky bathroom faucet. There are no screws on the sides of the handle or escutcheon. I cannot figure out how to pry off the top without causing some damage. Maybe someone can look at the ...
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0answers
15 views

How to find leak in washing machine?

My Bosch WAS32783SN washing machine that is 7 years old, and often I get Error F-23, which according to this list is F23 is flood protection in base of machine activated. Pull machine forward onto ...
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2answers
1k views

What is this item? Unknown device in old laundry closet in newer construction house

I am planning on turning the space where an old laundry closet used to be into a shower area as part of a more extensive renovation (house was built in 2006). As part of the planning and design part ...
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0answers
30 views

Capping a toilet where flange is in cement

I have a couple of questions with the project I am working on. A little background. We currently had a bathroom right when you walked in from the garage. We never use it. Builder of house put it ...
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1answer
36 views

Can air be trapped on the wet side of an expansion tank's diaphragm?

When a water heater expansion tank is installed on a closed system with the inlet facing down, wouldn't it trap air on the water side of the diaphragm? Is there a way to bleed this air out or would ...
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0answers
13 views

Hot water heater intake is very close to an outside faucet: how terrible is this?

My new house has an outdoor spigot which is supplied by the same copper pipe as my hot water heater. (There's no cut-off valve for the outdoor faucet individually!) Going backwards, the pipe from the ...
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0answers
19 views

Tub Shoe tight to tub

I have an intermittently leaking tub drain, where it leaks to the ceiling below. Pulling the drain insert, and replacing the putty with fresh putty seems to help for a while. However, I was never ...
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0answers
15 views

Hot water comes through cold after turning off and on

I have a combi boiler providing hot water in my house. If I run the hot water (e.g. in my shower or kitchen sink) it comes through hot just fine after a couple of seconds and stays hot however long ...
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0answers
15 views

water in vent pipe

i have a sump discharge pump in my basement for a sink and toilet installed 25 years ago. When draining the tub on the first floor that runs into the same waste line there is now a gurgling sound. I ...