3
votes
1answer
86 views

Shower Pressure Decreases after thumping noise behind wall

With the shower on, I hear a thumping noise behind the wall and the water pressure immediately drops. This happens every few days, so not every time I take a shower. It happens almost immediately ...
0
votes
0answers
33 views

Why would 2 different sprinkler zones cause pressure at the pump to drop to 0?

Why would 2 out of 3 sprinkler zones cause the pressure reading at the pump to drop to 0? This is a well irrigation system and it is separate from the home's well. The pump is a 3/4 HP, has a flow ...
0
votes
1answer
47 views

Where is the pressure vacuum breaker typically located in a lawn irrigation system?

Where is the pressure vacuum breaker (or other backflow device) typically installed in a lawn irrigation system? Does it matter, as long as it is before the first sprinkler head? Or does it have to be ...
0
votes
2answers
33 views

What problems could be caused by putting mains water in to the pipe from a shared water tank?

I'm having a boiler replaced and have chosen a combi boiler. One of the benefits is mains water pressure hot and cold water where previously I had low pressure coming from a tank. The boiler is in ...
0
votes
3answers
172 views

Should a water distribution manifold consist of a circular loop?

I'm replacing the copper in my house with PEX tubing and I'd like to set up my new utility room with hot water and cold water manifolds. Each connection on the manifold would then lead to either hot ...
0
votes
1answer
215 views

Why is my downstairs shower pressure lower than upstairs?

My shower pressure in my upstairs bathroom is fantastic. However, the same cannot be said for the downstairs bathroom (ground floor). Given the fact that upstairs is disadvantaged, this does not make ...
1
vote
1answer
53 views

All kitchen water supplies have low pressure

My kitchen was remodeled and I noticed since then the water pressure for new area has been low (hot and cold). Previously we had one sink and dishwasher, now we have Two Sinks Dishwasher Instahot ...
1
vote
1answer
105 views

Will I notice a pressure drop going from 1/2“ pex to 3/4” CPVC then to 1/2" CPVC?

So I'm replacing my older CPVC piping in my house and I have access to almost the entire house except the master bath area. At first I thought it was being fed by a 1/2 inch line that I could just ...
0
votes
0answers
705 views

Why is there no water pressure after turning main off then back on?

Came home after work to a water leak, a coupling had corroded and come apart on the hot water line. Turned water main off and repaired the leak but when I turned the water back on I had no hot or ...
1
vote
1answer
200 views

Water pressure low after hose was left on overnight

The water pressure inside my house went way down and stayed down after the hose was left on overnight. It's been a while now and the water pressure is still low (useable but low). The air pressure ...
0
votes
2answers
191 views

Should I replace my Pressure Reducing Valve?

A few weeks ago, my oil-fired water boiler started continuously leaking water out of the pressure release valve on the top of the unit. I know this is leaking steadily because it drains into a 5gal ...
4
votes
1answer
185 views

What are the differences between an expansion tank and a pressure sensor?

We have a red expansion tank in our building. We have so many problems with this tank. Every 3 months we have to change the tanks tube because the tube is perforated every 3 months. Now an expert ...
4
votes
1answer
368 views

Why would my pressure reducing valve fail after repairing my water main?

I had a main water line bust on my side of the water meter. After fixing it and turning water back on to my house my water heater T&P valve kept releasing spurts of water which found out it was ...
2
votes
1answer
307 views

How do I pump up water pressure in my shower?

I have a well system that generates approx 35 psi of flow to my shower. How can I pump up pressure to the shower?
1
vote
1answer
177 views

Why do I have almost no water pressure after installing a new kitchen faucet?

I installed a Price Pfister 533 single control kitchen faucet today, and for whatever reason my water pressure is next to nothing. It was perfectly fine before. What is wrong and how do I fix it?
0
votes
1answer
843 views

How can I replace this water pressure reducing valve?

Some of my taps were dripping slightly and it was recommended that I test the water pressure. After a few tests the pressure is 140 PSI in the house, which I understand is extremely high and I have ...
4
votes
2answers
626 views

What killed my kitchen faucet pressure?

I have a one-handle "Marielle" model Pfister kitchen faucet diagrammed here. It leaked, so I replaced the cartridge, which solved the problem. A few weeks later, I happened to drain my hot water ...
1
vote
0answers
103 views

What would cause a water pressure drop after tripping a breaker?

I recently plugged my laptop into a cheap powerbar, which caused said-powerbar to short. This tripped the "sockets" circuit on the breaker, which, upon resetting, caused power to begin flowing to ...
1
vote
0answers
65 views

How should I replace these pressure reducing valves?

At my church, we have a fairly old boiler system. The system was just passed for annual inspection, but it is failing to refill after having been drained. There is absolutely no water flowing past the ...
2
votes
1answer
1k views

Why do I have low water pressure with more than one fixture turned on?

What would cause low water pressure or flow when more than one fixture is turned on. It does not matter if it's hot or cold water.
4
votes
3answers
2k views

Will I lose water pressure going from a 2“ pipe to a 1/2” pipe then back to 2"?

I have jimmied up a pool heater from an idea on YouTube, but just expanded it. I have a water line of 2" PVC, piped down to 1/2" copper, so it can run through a coil, then increased back to 2" PVC, ...
1
vote
0answers
318 views

If I use (2) 3/4“ inlet PEX manifolds (hot/cold), do I need 1” PEX supply from the meter?

I am replacing all the plumbing in my house and to the meter. I will be using PEX. I have manifolds for hot and cold with 3/4" inlets and 1/2" outlets at the valves. Do I need to use 1" PEX tubing ...
1
vote
1answer
387 views

How can house hot water pressure be kept stable if more than one hot tap is open?

We have a Vaillant Ecotec combi boiler in the loft. When showering, hot water pressure is fine. But if someone opens any other hot tap in the house, it massively reduces the hot water coming into the ...
0
votes
2answers
412 views

How do I get even water pressure from a bathtub mixer faucet?

I just bought my house and noticed there is a problem in the bathroom tub faucet and that is: the valve starts from the cold toward hot and as it goes toward the hot the water pressure increases and ...
2
votes
3answers
3k views

Why does my bathroom shower have too much water pressure?

I have the same shower head, nothing has changed except the pressure. It sprays so hard that it hurts, and in 10 minutes the hot water is almost gone. What can I do to fix this?
0
votes
3answers
2k views

Why is the water pressure so high from my overhead water tank?

We have recently rented a house and it has normal taps fitte, and a normal overhead water tank, but the water pressure is very high. The water comes out with so much pressure, that if I am trying to ...
3
votes
1answer
432 views

Why do I have low hot water pressure in my kitchen?

I have very low hot water pressure in the kitchen only. I have disconnected the line and have great pressure from the valve. It is a two handled faucet and the cold water pressure is very good. ...
2
votes
0answers
83 views

Where could the air in the water system be coming from?

We live on the top two floors of a small brownstone walkup. To get the heating to work upstairs I need to bleed the baseboard heater almost every other day. All faucets in the house sputter, and the ...
0
votes
0answers
240 views

How can I determine why there is no water coming from my hot taps?

I'm getting no water from any of the hot taps in my house. The cold water taps are working fine. The central heating is also working. I have a combi-boiler. It's been fairly cold today in London, so ...
2
votes
1answer
185 views

How can I identify my bathroom tub faucet pressure valve?

I am looking for a replacement trim valve kit and I am having trouble finding the right one that will fit my current pressure valve. It appears to me to be a model from American Standard. Click ...
2
votes
4answers
9k views

Why does my shower head drip when the tub faucet is on?

I just installed a new tub fixture set: There are two controls - one for temperature and one for volume. The large handle is volume. When the diverter valve is engaged the shower sprays properly ...
3
votes
1answer
1k views

What could cause my showers hot water to not work well after water main work?

We had some work done on the mains cold water feed into the house. At first everything worked just fine but after about a day when the top floor shower is now switched on there's a rapid banging noise ...
2
votes
1answer
170 views

What could be causing our shower fixture to not work properly?

All of the sudden, we can't turn our Symmons shower fixture to 12 o'clock. It stops around 10 o'clock in it's off position now. We've noticed that when we turn the shower on lately it makes a really ...
2
votes
1answer
2k views

Can air in pipes cause a faucet to catastrophically fail?

For about two weeks, I have been hearing a vibration and loud noise very time I turn on the kitchen faucet, mostly on the hot water side. If I turn to cold water it stops but periodicly when running ...
2
votes
2answers
6k views

After installing expansion tank, massive buildup of pressure then a trickle?

I am completely stumped. You guys helped me out a lot with my previous question here: New gas water heater dripping relief valve, have expansion tank, what gives? Turns out the expansion tank ...
2
votes
1answer
191 views

How to adjust a pressure regulator, that doesn't have a screw/bolt?

The pressure in my house seems to have dropped, so I called my City Water department. They came out and tested it, and said my regulator must be bad. So I dug it up, and found it's one I've never ...
2
votes
1answer
2k views

Why use a Thinner Water Pipe to Branch off From a Tee

Sorry if this question sound naive. Normally in water pipes, when we see another pipe branch off from a T-junction, that pipe is a thinner one. Say, a 3/4" pipe will branch off only a 1/2" pipe in a ...
1
vote
2answers
424 views

Sizing DHW expansion tank for tankless heater

I have a combined boiler for hydronic heating and DHW. Earlier in the winter, I started insulating as much of the pipes I can easily access. This has led to hot water coming out of the cold water ...
3
votes
3answers
1k views

Is temporarily reducing the water supply line an option when installing a water softener?

I am installing a water softener in my house. Currently we're getting the water supply from 1" PEX that has a service loop in the garage. I built my own 1" PVC bypass system for a GE water softener ...
0
votes
1answer
262 views

Low water pressure in house

My inside water pressure is very low. My outside pressure is good. I did disconnect an old water softener and just connected the input and output pipes from the softener together. I would like to ...
2
votes
1answer
2k views

How can I prevent sudden increases in shower water temperature

I assume, but am not sure, that this is caused by someone else in the house competing with the shower for cold water. I'm guessing an anti-scald valve might be necessary but perhaps there is a way to ...
3
votes
1answer
445 views

Is a water pressure booster pump with an induction motor suitable for kitchen tap use?

The water pressure in my kitchen is too low to achieve a reasonable flow rate through the kitchen tap. For many years I have fitted a series of booster pumps which are activated when water is flowing ...
4
votes
2answers
519 views

Can (and should) I replace the hose connecting a cold water expansion vessel to the cold water supply myself?

We recently had a small flood in our apartment. I found that the metal-sheathed rubber hose connecting the cold water supply to the blue cold water expansion vessel had a wide split in it. The water ...
3
votes
1answer
2k views

What's the purpose of a cold water expansion vessel?

My rented flat (in the UK) has 2 expansion tanks behind the boiler, one red, one blue. From googling around I can find lots of references to hot water expansion vessels; the purpose seems to be to ...
3
votes
1answer
5k views

How can I stop my shower turning too hot and too cold?

There's something wrong with the plumbing, because the shower temperature simply will not stay constant. It gradually changes to either scalding hot, or freezing cold while it's running. The ...
5
votes
1answer
1k views

How strong are copper refrigerator ice maker water lines?

How strong are the standard copper refrigerator water lines? I have a decent size coil of copper line behind my refrigerator and I am afraid to re-position/re-coil it because I have no idea of it's ...
4
votes
3answers
12k views

How to stop fridge water line without stopping everything else?

So. My old fridge finally went and I will be getting a new one delivered. The company that I am buying the new fridge from is going to haul away my old one. I noticed that I don't have any type of ...
9
votes
2answers
606 views

Why is the water pressure in my home clearly less than my neighbors?

I own a relatively new home (3 years old) in a new development. I have a PEX water system, which I love (as do all my neighbors). So, I put out the "fan" sprinkler in my yard, and it shoots an ...
1
vote
2answers
109 views

Water tank will not charge

[Please forgive bad terminology - I'm new to this] My water tank doesn't seem to take a charge at all. I'm hoping to get some suggestions as to what is happening. I have a bladder tank. If just a ...
3
votes
2answers
2k views

Low Pressure From Shower Head Troubleshooting

The water pressure from the shower head in one of my bathrooms is extremely low. The pressure coming out of the faucet of the bath is low as well. It has not always had this low pressure, it has ...