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Questions tagged [water-pressure]

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Replaced water filter now very low water pressure

Had very strong water pressure through water dispenser. Then replaced water filter and now very, very slow water. Did all the things everyone has suggested to no effect. Found that by pulling the ...
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3answers
93 views

How to Fix this Water System?

Due to low water pressure and lots of water interruptions from our water supplier, we asked a 3rd party to install a water system. This is how the water system looks like based on my observation. ...
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29 views

Shower only provides good water pressure on hottest setting

If I try to turn my shower down from the hottest water setting then the water turns off. I've tried buying a low pressure shower head but it makes no difference. What would be causing this problem? ...
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3answers
95 views

How to Increase Pressure from Water Tank?

Due to low water pressure and lots of water interruptions from our water supplier, we installed a water system. This is how our water system works: water supplier > water/booster pump (0.5 hp) > ...
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1answer
27 views

Water softener trips TPR valve

Recently moved into this place where the previous owner had put the softener on bypass. I’ve reconditioned the whole thing, new seals, scrubbed out the brine tank, new salt... Come time to hook it up, ...
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1answer
28 views

Will replacing my jet pump with one that has a higher shut-off pressure increase the discharge pressure?

I'm currently using a pump with a rated shut-off pressure of 69 PSI to supply a house with water. It is sucking through a 1.25" PVC pipe that extends 1100' into a lake. The lift from the water surface ...
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30 views

3/4 Inch CPVC Pipe Run Underground - Low Pressure

I tied into a water line that was capped off in my crawlspace. It is a CPVC water line that used to run to a sink in a utility room of my home. Water pressure when the line was connected was just as ...
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2answers
118 views

Creating a dam for the creek in our back yard:

I want our little stream to babble and so I need a waterfall. I have the spot picked, but each time I try to dam it up, the water pushes thru and I have to try again. I'm using only natural materials: ...
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What is causing plumbing noise and pressure spikes after pressure regulator and hammer arrestor was installed?

I had screeching pipes & water hammer when the taps were turned off (straight after a new bathroom was installed - didn't have it beforehand). I then had a pressure regulating valve attached as ...
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1answer
31 views

Suction hose in my watering system getting air. What can be the problem?

I have a water deposit, with a pressure booster pump, very similar to this one: Recently the pump stopped working properly. I don't get any water in the tap and, after inspection, I see that the ...
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1answer
26 views

Different Pressure in Parts of the House

We are in the middle of remodeling our house. The water pressure in the bathroom is low but at the outside back faucet it is very high. The shower head doesn't have enough pressure to run it correctly....
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1answer
48 views

Well Pressure Tank from 35 PSI to 65 and back every 7 minutes

My well pressure tank (Well X Trol) kicks on, goes up to 65 PSI, then immediately starts dropping, and after about 7 minutes, hits 35 PSI and kicks back on again, pushing it back up to 65 PSI... and ...
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1answer
26 views

Keston C36 Combi boiler - Error E37

According to the boiler manual E37 Water pressure error - You must top up the water pressure for your system When opening the fill loop valve to add water pressure, water flows out the exhaust ...
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1answer
81 views

How can I tell water pressure is too high for the washing machine?

The technician installing our washing machine said that the water pressure in the pipe to which our washing machine is connected is too high, and that it will break if we use it this way. The manual ...
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1answer
37 views

What kind of pump control switch can I use to detect the presence of water pressure?

I have a water pump that fills up water tank on roof top. I have to turn on water pump manually every time the water supply is on and then have to turn it off when supply is off to prevent dry running ...
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0answers
27 views

Shower head drips while filling tub

I was reading a previous post and I have the same problem. Filling the tub and water comes from the shower head. Wife hates it. We used pex from the valve to both outlets with drop ear 90s. The tub ...
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1answer
25 views

Grohe LadyLux3 faucet flowing at 40% expected rate, even after replacing cartridge

My Grohe LadyLux3 kitchen faucet's flow rate has gradually slowed in the 4 years since we installed it, so that now it's flowing at 0.7 gallons per minute, which is less than half its rated flow rate ...
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1answer
61 views

anatomy of Kohler handheld showerhead - flow restrictor

I have a Kohler Flipside handheld showerhead (K-17493), rated at 2.5 gallons per minute. But the actual flow from the showerhead is under 2 gallons per minute. The problem seems to lie with the ...
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3answers
109 views

Can this valve be used for water?

A water valve cracked today at my house and had to call a plumber. He replaced it with a gas valve (yellow handle). He said he uses gas valves because they are better quality. What he installed looks ...
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1answer
34 views

Can lost water pressure cause a water heater to leak/rupture?

I woke up this morning at 5 am to my water heater making loud noises. It had leaked all over the floor and the bathroom sink had a steady stream of hot water that wouldn't turn off. This water heater ...
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2answers
27 views

Could work done to lower a radiator have caused a loss of water pressure from a combi boiler?

Our new house has a year-old combi boiler. We are doing a lot of work in the house and 2 days ago early evening a bedroom radiator was lowered (pipes were frozen to do this) and a hall radiator was ...
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1answer
28 views

Regular then low pressure from well water

First of all I have a drilled well with an in well pump. My house is manufactured housing with PEX lines. I recently drained the lines to install a new kitchen faucet. I just shut off the breakers for ...
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1answer
34 views

How do I determine why a sealed central heating system is losing pressure?

I'm currently trying to deal with a sealed central heating system in which the pressure is dropping by 0.2–0.3 bar per day (this is obviously far too fast, because the intended pressure for this ...
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0answers
33 views

Electrical shower no water pressure after turning off the mains supply

Hi I am hoping someone can help me - I turned my water supply off and replaced two ballcocks - one for heating and one on my main tank - drained all water out of the system - turned supply back on ...
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0answers
56 views

Water pressure booster

I need to get a water preasssure booster for my two story home and would like to know what should I look for. I know a specific brand can't be named, so I'm looking in specifications I should look for ...
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2answers
30 views

T&P Valve dripping after connecting new lines to water heater

I put in a new bathroom right by my water heater, about 25 ft of hot and cold pex line. Ever since The day I turned on the valves to do a leak test, I've had a very slow drip from my temperature ...
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3answers
53 views

Pressurized Container Automation [closed]

Not quite home-improvement, however the engineering question lends itself to the expertise of the fine folks in this forum. I am interested in pressurizing a hopper of tennis balls with a device like:...
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1answer
25 views

Reduced hot water pressure

Our home was built in 2013 with a GE gas tankless hot water heater. Over the past year the hot water pressure has dropped considerably while the cold water pressure remains fine. I don’t know where to ...
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1answer
245 views

Pulsating (cold) tap water

When not running any warm water, and having my tap about half open, the cold water pulsates a bit. The stream moves forwards and backwards about half a centimeter. I'm assuming the pressure fluctuates....
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1answer
101 views

Installing 2 shower heads

I'm about to finish the rough plumbing in my shower, wife wants 2 shower heads. I'm fine with it, but what are the specs for the pipe size? Can I buy 2 shower valves with 1/2" inlets or do I need 3/4"?...
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1answer
58 views

How do I use this valve properly?

I have a valve in my heating system that I don't understand. I have searched on the internet but I haven't been able to find any information on it. What I do know is that the valve's purpose is that ...
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1answer
35 views

Low water pressure in a specific sink after turning off the supply lines

Water pressure is normal in my entire house, however, recently, I had to turn off the shutoff valves to a single sink. Since I closed the shutoff valves and then opened them fully, the water ...
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2answers
51 views

Adjusting well pump pressure

We have a 40/60 pump currently, but we feel like the pressure is extremely low inside the house. I have not had a chance to check the air pressure in the tank yet, but that will be done this weekend. ...
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0answers
182 views

Why do I have low hot water pressure in showers only?

I have 2 showers in my house. Suddenly the hot water pressure dropped in both. The cold is fine and we haven't noticed any change in the faucets in the house. What could make my hot water pressure ...
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1answer
29 views

No cold water and low hot water

Our toilet valve and the pipe behind the bathtub burst. We had those repaired and when we turned the water back on, we have low hot water pressure and no cold water upstairs. We can't find any more ...
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0answers
30 views

Single handle faucet problems

We have a single handle faucet in our kitchen sink, it started having issues where the water flow would sometimes be fine, sometimes non at all, or somewhere in between, at random, but almost never ...
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0answers
18 views

Slow running cold water

My cold water tap in my bath has gone from fully running to a trickle. I have taken off the tap bit but all seems ok. Any suggestions please?
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0answers
17 views

High water pressure

I am on county water & have a pressure regulator set 55/60 psi. Had trouble 5 months ago with all faucets leaking commode leaking. I replaced pressure regulator. I called water company and ...
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2answers
70 views

What flow rate should I select in a shower head for a home with low water pressure?

We live in an apartment, and we have very low water pressure. One of the shower heads I was looking at was the Speakman S-2252-E2 shower head, but I just noticed that it's available in 1.75 GPM, 2.0 ...
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1answer
30 views

Losing pressure on cold side when other faucet is on

What I have is that when I turn on the kitchen faucet to warm while washing dishes and someone uses the toilet or cold water on another faucet then the kitchen faucet gets very hot. I am on city water ...
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4answers
437 views

Would increasing pipe size just after the meter give better flow without increasing pressure too much?

I have a wife and 5 kids. Three of them are teenage girls, which means I hardly ever get a chance to shower. I wanted to put in a second bathroom to help fix this. I spoke with some local plumbers and ...
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3answers
84 views

How does water flow through my water heater and up to the top floor without a pump?

My house has a gas based water heater(geyser) on the outside. The plumber has connected it such that without the use of electric pump, just through pressure alone, hot water reaches the 1st and 2nd ...
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1answer
200 views

Depressurized pressure tank - how to pressurize again

We have a freshwater bore and I recently replaced the very old pump with a 1hp Pentax pump and Trevoli 18 litre pressure tank system. For reasons I won't go into, the pressure tank has lost its ...
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0answers
65 views

Why did we lose water pressure after cleaning well pump?

After we had our pump cleaned out, all the water pressure in the house (shower, bathroom sink, kitchen sink, etc) has gotten worse than it was before the cleaning. I called someone to service our ...
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0answers
16 views

Valiant Boiler - 3 months old

In September I had a Valiant boiler fitted in my 2 bedroom house. It hasn’t worked properly ever since. Every time I put the heating on my pressure drops from 1.5 to 0.3 bars and I get the spanner ...
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3answers
60 views

Is a tank less water heater a bad choice for a house with low water flow?

We are thinking of replacing our current natural gas tank water heater by a high efficiency tank less heater. However we have a water main issue, the house is from 1930 and the main is partially ...
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2answers
1k views

Well pressure gauge reads 0 PSI

So to begin, we have a deep submersible well pump. We noticed that our water pressure was getting weaker and weaker. At first I believe it was because of the well house not being properly insulated ...
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1answer
96 views

What happens if I have two water heaters and one's over-pressure relief valve fails?

If I have two water heaters with pressure relief valves and one heater miserably fails (ie over-pressure relief valve becomes "stuck close" and boiler also works at 100% duty cycle due to, for example,...
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1answer
134 views

Low water pressure in shower after turning off main

Had a bad drip in shower. Two handle shower replaced little rubber rings. Turned water back on and the shower barely comes out but all other sinks in the house seem to have plenty of pressure. Is ...
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1answer
41 views

Water pressure issues

I've been seeing some strange water pressure in my house, nothing has changed recently. I had always seen the pressure coming out hard at first, after the water heater had been running, but the ...