Questions tagged [shutoff]

A shutoff is a valve used to turn plumbing on or off at the place you use it (like a sink). Use with the [plumbing] tag

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Can someone tell me what kind of fitting for this toilet water shut off valve is?

I've never seen anything like it. It's for my mom's house built in 1957. I want to know how to replace it in case we run into a leak or need to replace the toilet without shutting the water off at the ...
Daniel M's user avatar
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1 answer
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Automated Main shut-off before well pressure tank affect downstream system as everything empties due to leak

System design description In an automated water main shutoff system, I have a downstream well pressure tank, hot water heater and softener past the main MOEN shutoff, which would have some water and ...
R Premo's user avatar
3 votes
1 answer
95 views

How to get stuck hot water shut off to close?

I’m trying to change my bathroom sink faucet and the cold water shut off closed easily. The hot water one I can not get for the life of me. I’ve tried WD40 and I tried a hair dryer. I tried tapping it ...
Jewel's user avatar
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2 answers
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Main water valve shutoff

The main shut off valve is white. What is the red valve for? Should I just close the red valve?
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9 votes
3 answers
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Is this a frost free outdoor faucet?

I am new to my house and scratching my head about this faucet. I grew up in a home built in 1960, and each outdoor faucet had a shut off valve inside. This faucet does not have one. The seller of the ...
Adam's user avatar
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Why no water comes out of the water line in wall for the refrigerator when I turn the valve on?

There is a water line that with a shut off valve where the refrigerator goes. I opened the valve and no water comes out. Is there another shutoff valve somewhere or could this valve be broken or ...
Joks2r's user avatar
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5 votes
2 answers
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How can I shut off the water to my toilet?

I'm trying to install a bidet in my apartment and I don't see a water shut-off valve. Or am I missing something?
Sravya's user avatar
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1 answer
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Toilet tank fills only when I turn on/off the shut off valve

After years of working perfectly, one morning my toilet stopped filling. All at once. The problem is as follows: The toilet flushes correctly, but the tank does not fill. No water is coming into the ...
Jeff's user avatar
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Polybutylene (PB) male to compression female shut-off valve?

I am replacing my bathroom sink, which has polybutylene piping. New sink has compression fittings. Does anyone know if there are places that sell polybutylene-compression shutoff valves? Or do I have ...
okzoomer's user avatar
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1 answer
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Want to add water filter supply line after water shutoff valve but can't get adapter to fit

I just bought this adapter and for some reason, it won't fit with 3/8 or 1/2. Any recommendations that would fix the issue? I am not sure what my water line size and from what I know, 3/8 and 1/2 are ...
jerz's user avatar
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5 votes
1 answer
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Help understanding and fixing shut off valve

I recently moved to a new house and am in the process of setting up essential appliances. While trying to connect the washing machine, I noticed that the shut off valve is leaking from a white hole(?) ...
Backspace's user avatar
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What kind of connector is this? Slow to no flow

What kind of connector is this? I had to disassemble as there was no flow or almost no flow in a faucet. It actually was completely shutting flow off when I opened valve completely, and otherwise ...
Tagar's user avatar
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Does it matter which way the handle of a single lever faucet is facing when off?

I have a single lever, GIAGNI brand "industrial" style faucet where the handle pulls outward to run the water, then forward and backwards (while in the outward/open position) for hot and ...
Rachel's user avatar
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1 vote
3 answers
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Can you help me identify these pipes and valve sizes?

I was met with this (photo included) when asked to help someone. I am only concerned with the pipe with the red knob. This is under a mobilehome after the water pit, the shut off to the home. I am ...
Mike Brown's user avatar
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1 answer
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Does plumbing code allow free standing Fiberglass bathtub with supply line shutoffs under the tub?

I am in the middle of a master bathroom remodel and am installing a free standing fiberglass bathtub with supply lines and drain going into the wooden subfloor. The bathtub is hollow in that it is ...
DavidG's user avatar
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6 answers
4k views

In order to avoid shutting off water to the whole house, can I temporarily terminate a PEX pipe at a closed shut-off valve?

I am helping the in-laws remove their countertops and disconnect their kitchen sink in preparation for new countertops and a new sink. The only wrinkle is that the existing sink does not appear to ...
ivorysoap's user avatar
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10 votes
4 answers
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What kind of gas shut off valve is this and how do you use it?

I was wondering how to use this gas shut off valve. It looks like it requires a special type of key but I have had no luck in finding out what type of tool I need.
Adam's user avatar
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Getting Two 3/8” Inlets after Angle Valve

One of the PEX water outlets in my garage is currently connected to a 1/2 in. Nominal Compression Inlet x 3/8 in. O.D. Compression Outlet Multi-Turn Angle Valve (similar to one shown here). I’d like ...
Kevin Ghaboosi's user avatar
6 votes
2 answers
4k views

Water shut off valve and backflow preventer

I'm a new member here. I'm here to learn how to do DIY plumbing work.  How does my home's main water supply valve, backflow preventer, and Potter switch work?  Image 1. The Main water line enters the ...
mschurner's user avatar
3 votes
2 answers
4k 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 ...
john354's user avatar
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1 vote
0 answers
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Water line valve moves into off position but will not turn off

When I try to research this question it mostly shows valves that are stuck. Mine actually moves into open & closed position but stays fully on. All the water valves in the house are very hard to ...
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5 votes
3 answers
2k views

What is the best way to permanently bond a driver tip to a stuck screw head?

I have been trying to close the two screwdriver-operated stop-check valves (visible on the left and on the right in the picture) of a Moen single-handle shower to cut the flow of water and allow me to ...
MarcoD's user avatar
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3 answers
210 views

Which valve turns off my homes main water supply?

Trying to turn off water supply to my home. It is next to my water heater. See photo. Which valve is it?
JGP's user avatar
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Are shut-off valves for the tub acted via a screw?

I need to substitute the cartridge of my pull-out shower handle that now can only be pushed back in with violent kung-fu moves. The problem is that there isn't any visible shut-off valve for the ...
MarcoD's user avatar
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10 votes
7 answers
5k views

Could my water heater in a 4 unit townhome be shared and explain my high power bill?

I am renting a townhome in San Antonio, TX. I have looked for a cutoff valve for the water because my electric bill shows my water heating is my major reason for an extremely high bill. When I ...
Concerned renter's user avatar
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1 answer
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Shower Cartridge replacement (Pull/Push)

I've recently purchased a rental property that has a shower that will not shut off after pushing in the knob several times. I've attached an image that I took after getting the water to finally shut ...
Schlooie B.'s user avatar
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0 answers
395 views

Water shutoff valve from wall not dispensing any water when hooking up a new fridge to a new house. Water flows fine in all other places in house

Water shutoff valve from wall not dispensing any water when hooking up a new fridge to a new house. Water flows fine in all other places in house. How can I get water to flow to my new fridge?
Zach Ledet's user avatar
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1 answer
1k views

Size of my main water shutOff valve

I looked at other questions and could not find answer. Maybe because my question is to simple and I should know the answer. I need to replace a main valve and it’s 600 Psi but I am not 100% whether it’...
Stephen's user avatar
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0 answers
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Electric hot water system water stops running

Hot water is running fine then a clunk sound is heard and the water flow stops on all house hot water taps. What could be the cause? I suspect of the shut off valve on the boiler, could that be the ...
Luis's user avatar
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1 vote
1 answer
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Kitchen Water Valve Not Working but Working

I am first time home owner facing a plumbing issue so any advice will help a lot. Underneath my kitchen sink basin looks the photo below. Recently I was trying to adjust water pressure and all of ...
camel_case's user avatar
0 votes
1 answer
252 views

Can I connect a bidet spray to the shut off valve of the faucet?

In my new home the toilet tank is in the wall. There is no access to the toilet shut off valve to install a bidet spray. The faucet has a reasonable distance from the toilet. I was wondering if is it ...
Lady's user avatar
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0 votes
1 answer
42 views

Plumbing part on shutoff

What is the part above the ball valve? What does it do?
humboldt hiker's user avatar
4 votes
0 answers
84 views

How do I replace the shutoff valve on steel pipe? [duplicate]

Can anyone tell me what I’m working with here? I’d like to replace this gnarly shutoff valve (for a toilet) with one of the newer style quarter turns. It’s an old house, and I believe the supply pipe ...
Plumbingnewbie's user avatar
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0 answers
508 views

Thermostat running past set temperature of heat

Heat keeps running after it reaches set temp. I have replaced the system with a new Honeywell (non-programmable) Thermostat. (I even tried that twice). Replaced the Fan Relay as well. Maintenance ...
George Laroche's user avatar
9 votes
2 answers
3k views

How to remove this water shut off valve under the kitchen sink?

I'm trying to remove the sink cabinet but I'm stuck at these water shut off valves and the escutcheons. Water is off already. Tried to use a wrench but didn't seem to do much.
Steven's user avatar
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1 vote
2 answers
188 views

Can I unscrew this pipe cover behind an access panel?

I just want to double check I am not going to unscrew something and get a surprise. I want to find the water shut off for my bath, which a plumber turned off today while I was out of the house (the ...
BenJammin's user avatar
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0 votes
2 answers
124 views

How do I replace a shutoff valve when the valve upstream still leaks a bit, too?

My main water shutoff valve inside my house needs to be replaced. I've got access to the shutoff valve in the street, but that valve leaks a bit, too. The water doesn't flow with the street-side ...
the_meter413's user avatar
0 votes
0 answers
530 views

Shut off valve still leaking after being replaced

I just replaced the entire shut off valve for my toilet and its still leaking. I used all new parts. Would could be the issue?
user135621's user avatar
0 votes
2 answers
3k views

Solutions for a difficult-to-reach shut-off valve

To access the shut-off valve in my condo, I need to physically enter the crawlspace and squeeze through a knee wall, all the while avoiding ductwork, cables, and other pipes. The photo below is taken ...
LShaver's user avatar
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2 votes
1 answer
76 views

New plumbing - Lose Water Pressure in Outdoor Hose

First time soldering plumbing. Replaced shut-off and new frost free bib. The water pressure in house is normal. When I use the hose it spurts out water normally with good pressure then 2 seconds ...
mikey's user avatar
  • 33
0 votes
2 answers
2k views

Water heater problems after water was shut off

I just purchased the house and I did not convert the water utility into my name in time and it was shut off. (The water will be off for 4 days as its the weekend). The water pump on top of the ...
Jennifer P's user avatar
0 votes
1 answer
81 views

Where to install water shutoff valve

I'm remodeling a bathroom in a house built in 1993 (Midwest USA). Apparently the plumbers didn't add shutoff valves under the main or master bathroom sinks... I've found plenty of instructions online ...
ARich's user avatar
  • 365
1 vote
3 answers
147 views

Do I need to dielectrically insulate smart home shuttoff valve on water main?

I have a smart home automated shutoff valve that I want to install in my water main. The shutoff valve is a motorized ball valve on a stainless steel fitting. My water main is copper. I am aware of ...
Jon's user avatar
  • 27
1 vote
1 answer
119 views

Bathroom sink valve drip

Issue: The cold water shut off valve in my bathroom sink has developed a slow drip over the past week. It fills up a medium sized bucket in the span of about a day. The drip seems to be coming from ...
Huginn's user avatar
  • 111
0 votes
0 answers
55 views

Running Oven and Oven Fan is turning off while running without tripping the circuit breaker

Recently when running in conjunction with my microwave was causing my oven to "turn off" (this also impacted by oven fan AND one of my bathroom switches which is on the other side of my ...
Timothy Wong's user avatar
1 vote
0 answers
59 views

Water Shut off Valve not turning back on

My condo unit's main cold water shutoff valve is not turning back on. Our building had some water maintenance yesterday and the we turned off both hot and cold water shutoff valves inside our unit. ...
Rob's user avatar
  • 11
0 votes
1 answer
2k views

Water still running after shutoff

We have a waterpik handheld showerhead that is dripping. I shut off the water at the street, and the inlet valve on our instant hot water heater. The water at the faucets is off. I turned the shower ...
Sherry C's user avatar
1 vote
2 answers
1k views

Green Corrosion on new sink shut off valve after only a year

I just noticed some green corrosion around the shut off valve area under a bathroom sink. This is a new shut off valve that was installed by a plumbing company only around a year ago. Should I have ...
user109773's user avatar
0 votes
2 answers
305 views

Shutting off water during extra-long term vacancy

If vacating a condo (for context, high floor apartment-style unit in hi-rise) that will not be used for quite a while, is it ok to shut off it's water for as long as TWO YEARS?
Jay Frank's user avatar
2 votes
2 answers
5k views

Lights go out in part of the house whenever I plug.something in

Weird thing. Whenever I plug something (TV,computer, anything really besides the fridge which is even weirder) in in one part of the house a bzt bzt sounds can be heard, lights flicker and ...
That guy who is bad at math's user avatar