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Questions tagged [valve]

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1answer
15 views

What is the proper hole size in tile backer for a shower valve?

How big does the hole in the backer board need to be around the shower valve? My current hole is big enough to remove the cartridge clip. What is the purpose of the large hole pictured in the ...
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1answer
6 views

Shower Tub Valve leaking from behind cartridge

I have a Delta shower/tub valve which controls water flow to our tub (with a diverter that can be switched to shower). There is a slow leak from the tub faucet which I am trying to repair. This ...
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0answers
22 views

Small leak in bathtub valve stem (hot)

I replaced the valve stems in my bathtub yesterday. When screwing in both the cold and diverter stems, they slowly got tighter and tighter as I went (as expected). However, with the hot stem there ...
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3answers
39 views

Do I need a mixing valve in my boiler/water heater system?

My hot water seems to run out sooner in the winter than in the warmer months. This has been the case for the 5 years I’ve lived here. Last year seemed worse and this year though seems like even more ...
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0answers
24 views

Why am I getting cold water at faucets near the end of a circulation loop?

We have a circulating pump for our hot water tank - the pump sits between the tank and the line going into the house. The issue i'm facing is if the pump is not running, I get endless cold water to ...
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1answer
152 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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2answers
38 views

Leaking Ball Valve

I have a Ball Valve that's leaking on some piping that I'm working on for an irrigation project. In the image, it's the one with the pink square around it. I bought 3 of them from Home Depot, all ...
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1answer
54 views

Are water passing valves supposed to be hard to open and close?

Is a passing valve like this supposed to be hard to open and close? The valve is new but it's hard to get open and then get closed. It takes me some force to get it going, but after I do, it slides ...
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1answer
55 views

No toilet shut off valve in my NYC apartment

So I'm trying to find the toilet shut off valve so that I can install a bidet, and I'm stymied. This is what is where the shut off should be, and I'm not sure what I'm looking at. There are normal ...
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2answers
72 views

shower water either hot or cold; not mixing; valve/ cartridge/ plumbing?

In my rental unit, the shower [no tub, just shower] faucet is completely goofed up. It's a 1 handle faucet. The hot and cold water don't mix. If it was a clock, 'off' is 12:00. Turn counter ...
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1answer
57 views

What's up with the PEX on this shower valve?

I've been using PEX for a couple years now. I came across a few shower valves recently, but the 1/2 PEX lines for the hot/cold are not what I'm used to seeing. Please compare my photo (top) with a ...
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2answers
41 views

Stuck valve on heating system

I've just moved into a new house and the heating doesn't work, hot water isn't circulating. I've narrowed it down to a stuck valve on the inflow to the water pump, it seems that the valve is closed. ...
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1answer
18 views

Shower hot water valve still “leaking” after replacement of washers

Thank you beforehand for the help. Issue we are experiencing is that we have a bathtub hot water valve that has started to leak again after replacing the washers about a month ago. Mind you this ...
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0answers
48 views

Reverse Osmosis from Tap Water

I want to create drinkable water from my home tap water, the water source is not quite good enough its about ~100-130ppm if I test with TDS meter, with 8.0-9.0 with pH meter, it has weird taste, bad ...
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2answers
59 views

Quarter turn bathroom tap: Valve removal

I am dealing with a bathroom tap and wanting to replace the quarter turn tap valve as the tap is leaking. Here is the tap (I cannot find any brand details) Here is a close up of the cold tap: I can ...
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3answers
212 views

Washing machine shutoff valve won't close

My washing machine hot water shutoff valve doesn't close. The laundry room has separate shutoff valves for hot and cold water. I believe that the type of valve is a quarter-turn ball valve, although ...
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2answers
80 views

Shower valve: connecting 1/2 inch pipe to 1 inch shower valve (threaded)

first off, there are images attached for best description of the problem. The setup is: The 1/2 inch copper pipe connects to a threaded joint on the shower valve (1 inch), easy, right? Except when I ...
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1answer
34 views

Best/Quickest way to drain hot water lines from tank?

Due to serious lack of appropriately placed shut-off valves in my house plumbing (not my fault, it came that way), I need to shut off the cold water supply to my gas hot water heater so I can replace ...
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0answers
51 views

Remote main water shut off & drain valves in crawl space winterizing

Want to be able to shut off main water line in crawl space off via a switch inside and also want to install another valve right above to drain the lines for winter protection while gone and possibly ...
2
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1answer
46 views

Toilet water running when full.

Our water bill tripled last month. For the past year or so, two of our toilets make a leaking sound and a hissing sound. We had a friends plumber come and fix it and it seems to have only made the ...
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0answers
20 views

Newport Brass vs Kohler for thermostatic shower valves and trim

I am deciding between these two. Is one significantly better than the other in terms of quality and performance? Newport Brass: Valve https://www.newportbrass.com/products/collections/64/Luxtherm-12-...
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0answers
16 views

Replaced a shower mixer value, and now it won't turn off

I just replaced this Kohler mixer valve in my shower, because the shower had been dripping. Now, though, when I turn the water back on, I can't actually turn the shower off. When I turn the value all ...
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6answers
93 views

Do washing-machines provide a AC connector which is live when the machine is working?

I am considering to install an electrical valve between the water outlet and the pipe bringing this water to the washing machine (I have some traumatic memories from a pipe breaking and water flowing ...
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0answers
34 views

Why are my shower valves shutting off mid-stream?

I recently fixed my bathtub handle valve stems (Repairing a leaky valve stem), and all of the leaks stopped - but a new issue came up. Now, whenever I turn on either handle (hot or cold), the water ...
0
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3answers
106 views

How to fill an airtight box with a gas? [closed]

Any idea how I can fill a standard, airtight plastic storage box (45 litres) with Argon? The naive solution would probably to "pour" Argon into the box since it is heavier than air, but there must be ...
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2answers
92 views

Where to turn cold water off inside the house?

This is somewhat a newbie question as I just bought this house. I assume design of plumbing must be common. So I wonder if I miss something. Below is the "green" valve to shut off hot water into the ...
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1answer
29 views

Air compressor valve going off

I have a small air compressor for various small tasks. Lately when I plug it in and turn it on, it starts working to fill the tank and once it's full, I hear the valve releasing the air thus the ...
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2answers
104 views

Cannot shut off water from street valve

This might be a very basic question. But I just bought a new house and it has a valve on the wall outside my house: I tried to turn the valve to match the hole, both clockwise and counter-clockwise ...
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0answers
63 views

Thermostatic Shower Valve Not Adjusting Temperature

I have a Cifial thermostatic shower valve that is not adjusting the water temperature at all when the knob is turned. I took the unit apart and couldn't find anything that was glaringly wrong but I am ...
1
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1answer
24 views

Trying to identify cause of minor leak from water heater TPR valve

A few days ago I noticed about a capful of water in the pail at the bottom of my water heater's TPR valve outlet. This is the first time I've had any water come out of the TPR when I wasn't testing ...
1
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1answer
23 views

What is too high of a pressure for irrigation systems

I purchased a home four years ago where the owner installed an irrigation system. I noticed the valves were leaking then and replaced four of eight. I figured they were old, and wear and tear took it'...
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1answer
28 views

Unable to turn off cold water flow in airconditioner, possibly due to solenoid valve

We had an accident with air conditioner yesterday where controller mounted to the wall shortcut and broke. I had to turn off electricity switch for airconditioner, but woke up this morning realising ...
0
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1answer
45 views

Is there a pressure activated water valve

I would like to buy a pressure activated water valve (for irrigation), so that when the water pressure is above P1, the valve will turn on, and when water pressure drops below P2, the valve will shut ...
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0answers
46 views

Can i have a cheat vent valve outdoors?

I am building a small bathroom on the first floor of my house. I need a vent but cannot access the main stack above the water line. I was thinking of going straight through the roof of the first floor ...
0
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1answer
55 views

Shower valve washer on hot needs replacing constantly

We've got a setup very similar to the picture in the answer to this: 3 valve shower allowing flow to tub and shower I've read some similar questions here, but none is just like this: The washer, ...
0
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1answer
51 views

Moen kitchen faucet replacement

I had a leaky kitchen faucet so I got a new Moen 87557 from Homedepot. I was able to install everything up until I was ready to connect the faucet to the water outlet. The old faucet had a 3/4" (I ...
0
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1answer
166 views

how to fix leaking shut off valve

I have a water shutoff valve that has one end into a plastic pipe that is coming from mains and another end is going into the faucet. There was never a leakage from this until recently when I had to ...
0
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1answer
57 views

How to close this water valve

THis is a valve where a pipe comes from below and goes to two pipes on top. How do I close the valve? I have tried moving to different positions but it just doesn’t work! What’s the name of the valve ...
0
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1answer
659 views

Should I replace toilet fill valve or cap

My toilet fill valve leaks at the top only when the bowl is full. Until the bowl is not full it is not leaking from the top. This is a video of the leak: https://vimeo.com/270998266 I want to decide ...
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2answers
161 views

How to shut of water supply to laundry tub?

The faucets on my laundry tub need to be replaced. I'm trying to figure out how to shut of the water supply to the hot and cold lines. There are two valves(maybe?) inline on each of the water lines ...
1
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1answer
47 views

This shower valve doesn't seem to have a set screw and i need to take it off

Someone lowered our shower heat a couple years back for an older family member. I've tried taking it off but its like there's no set screw at all. It's a delta series 1400. There are no other openings ...
0
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1answer
27 views

Sink valve replacements, concerning draining water

Two fold question. Background: water to sink and shower shut off for two months prior to shutting main to replace cold water valve. I drained all faucets except the shower. When I removed the valve, ...
2
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1answer
218 views

How do I turn off this two-pipe steam radiator?

We live in an NYC apartment with steam heat. The noise of this radiator is driving us crazy because it's in the bedroom. We want to turn it off. The solution seems to be to shut the intake, the same ...
0
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0answers
16 views

Flushvalve arm length limit

ISSUE DESCRIPTION The flush valve arm can slide left and right about the pivot point. Sometimes it will slide too far to the right: a watertight seal failure. The gap will create either a very slow ...
1
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1answer
69 views

What kind of plumbing fixture or valve is this?

It's on a residential water supply line immediately downstream of water meter and main shutoff valve. I would guess pressure reducing valve, but it seems to small to be one, at least compared to the ...
0
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3answers
386 views

What are normally-open hydronic zone valves used for?

In a hydronic (hot water) heating system electronically operated valves control whether hot water runs through a particular zone of the building, or not. It seems to be a common setup for the valve ...
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2answers
100 views

Difference between geothermal and regular hydronic zone valves

Taco makes two variants of zone valves - one type for general hydronic use, and another type marketed especially for geothermal use. What is the difference in valves that particularly suits them for ...
2
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1answer
403 views

Natural Gas Furnace Installation Shut off valve Direction

The furnace installation directions specifies a shutoff valve with a 1/8" NTP plugged hole for test gauge. I bought this valve and am ready to assemble the pipes but I am uncertain about which side of ...
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2answers
112 views

Can I use compression connections on rigid “L” copper?

I'm running 1/2 inch "L" copper to plumb my bathroom. I was intending to use the same pipe for the risers and stubs, which will connect to shutoff valves with compression fittings. I was going to use ...
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2answers
149 views

Are there ball-check valves available for pex? [closed]

After some searching the web I am failing to find any available ball-check valves (described on: https://www.archtoolbox.com/materials-systems/plumbing/plumbingvalvetypes.html) that I can use with my ...