Questions tagged [water-pressure]

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1answer
39 views

City water connection - can they make a connection at a hose bib?

I'm converting from well system to city water. My well pump and water inlet are in the back. I have a hose bib on the front of the house which would save money using less pipe/digging. So couldn't ...
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3answers
92 views

Transitioning run of pipe without reducing flow

Starting with a collection basin in a small creek using a 1 1/2 inch pipe outlet. Going downhill 100 ft vertically can I transition to a 1 inch pipe without reducing flow.
2
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1answer
3k views

How can I improve water volume with a half-inch supply? [duplicate]

I have a 1/2" pipe system in my house. The water pressure is very good if there is only 1 source of water open (bathroom faucet, kitchen faucet); but if there are 2 sources of water open then it is ...
2
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3answers
28k views

What could have caused the hot and cold water to stop running in one sink, while all others are fine?

I have two knobs, and one faucet, in my bathroom sink. Both hot and cold slowed to a dribble at the same time. I was brushing my teeth, hot water running, then heard a "pop" sound and the water ...
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0answers
97 views

Combi boiler on 2nd or higher floor - how to tell if water flow and pressure is sufficient?

The combination boiler in my house has to be moved, and one idea is to put it in the loft space to free up a decent amount of space in the main part of the house. The house isn't big, so this would be ...
2
votes
3answers
12k views

How can I increase water pressure after installing dual-head shower?

I recently installed a 2-headed shower system in my master bathroom (2 shower heads coming from one pipe). Afterwards, the problem I suspected occurred. Having the "gate", if you will, set to direct ...
1
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1answer
29k views

Well pump runs constantly; Pressure tank doesn't fill

I have a well and pressure tank (Well-X-Trol WX-250). Upon troubleshooting low water pressure in our home, I discovered that our pressure tank is never filling and our well pump is running constantly....
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2answers
136 views

Can only use 1 water source at a time? Shower stops running when faucet is on, vice versa

Ever since someone came to repair our sprinkler system, our water sources have been completely jank. If I'm using the water faucet to wash my hands and someone flushes the toilet, the water to the ...
2
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2answers
2k views

No water pressure in heating circuit

I have a natural gas hot water furnace and I can't get heat. First I turn up the temperature at the thermostat and I hear the furnace turn on, the supply line gets hot and half way down the line it ...
0
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1answer
37 views

Plumbing water pressure

I turned off water supply to house to replace shower cartridge. Water off for three or so hours. Turned water back on and "flushed" the lines. A few days later, turned on pool filler and got low ...
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2answers
5k views

can I fill a water tank from bottom?

I'm about to place a water storing tank at ground level and connect the water feeder pipe at the bottom of the tank. Would water fill normally as the top filling? Would atmospheric pressure + water ...
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0answers
164 views

Water pressure is very unstable

I'm having some very weird issues with the water pressure in my house. When nothing is running, the pressure reads 110 PSI. Obviously I want this to be lower. When the toilet is flushed, the pressure ...
3
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4answers
4k 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 (...
3
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2answers
5k views

Problems with crossed hot & cold water lines on shower

My contractor installed a brand new Grohe universal rough-in box, and a Grohe universal pressure balance rough-in valve with diverter. Right after the rough-in box was installed, and before everything ...
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2answers
3k views

Water pump and pipe size for maximum water intake?

Each floor is 12 feet in height. I already have the pump (Centrifugal Regenerative Self Priming 1HP Peripheral Type, Self Priming - 180sec At 3m STATIC SUCTION LIFT) and would like to know which is ...
1
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1answer
1k views

Low pressure with shallow sand point, increased pressure tank to 86 gallon, how do I use more of the water in the tank before the pump turns on?

I have had really low water pressure. I have a 3 year old Sta-rite 1/2 hp jet pump and a 30' deep, 12 fixtures and a house built 12 years ago. I get about 3 mins of decent pressure then the pump ...
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2answers
9k views

Water pressure calculation from overhead tank

My overhead tank is at 12m height. From there a 50mm diameter pipe is running down and up to 50m horizontally and then raising from there to 6m to 3 bathrooms (no shower) and 3 wash basins. Is this ...
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4answers
5k 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 ...
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1answer
713 views

Lost shower pressure when switching from double handle to single

We are getting ready to redo our bathroom, and we were hoping to change our tub/shower from a double-handle control to a single dial control. One of our neighbors (same condo building, different unit) ...
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2answers
55k views

How to find a Water Pressure Release Valve

My water pressure is only about 25 PSI both inside and outside. The water district told me they are supplying 115 PSI to the house and advised that my Pressure Release Valve (PRV) is probably broken. ...
3
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6answers
63k views

Is there any benefit to upsizing to 3/4“ pipe off a 1/2” main supply?

I have a half inch main supply coming from the street (house built in 1954). Is there any benefit if I run 3/4 PEX from the water meter to the various feeds and then branch off 1/2" PEX to the faucets?...
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2answers
1k views

Does a pressure tank need to be near the water fixtures?

Currently my well only feeds my house, which contains the pressure switch and tank. The well is about 300-400 feet away from the house. I need to hook up some water troughs and an outbuilding whose ...
4
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3answers
21k 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, ...
5
votes
1answer
15k views

No water after reopening main water valve

I closed the main water valve for simple repairs. After reopening it there's barely any water doesn't even register in the meter. The valve doesn't feel broken but I can't think of what could be wrong....
4
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2answers
54k 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.
2
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1answer
7k views

How often do I need to replace the home water pressure regulator?

While having my plumber determine what to do about a leak in my water main (city water supply), he mentioned that I should probably replace my house water pressure regulator if it hasn't been replaced ...
7
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6answers
62k views

Why does my kitchen faucet have low pressure after the water heater was replaced?

I recently replaced my water heater, and since then, the water pressure for my kitchen faucet is really, really, low. None of my other faucets seem to be affected (bathroom, shower, etc.). I can't ...
0
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1answer
70 views

Effects of changing pipe size on a water pressure regulator?

I am a biologist and am planning a research experiment. I need to control the water pressure into a drip irrigation system. The water supply is at ~60 psi through a 3/4 pipe. The irrigation emitter I ...
1
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1answer
94 views

what would cause a bathroom sink connector hose to pop off

Around 7 am this morning I woke up to my bathroom sink spewing water from underneath. The hot water feed was disconnected including the water shut off valve and spewing burning hot water into my ...
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2answers
76 views

Water pump that will not block water in case of power loss

I have in my house installed a water mist fire protection system. Currently it is connected directly to the main water system, which is of lower pressure than the nozzles are designed for. I would ...
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1answer
58 views

Reducing the water pressure reduction?

My house has a pressure reducing valve. I wish I had a bit more water pressure. Can I adjust this thing?
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1answer
3k views

Why would water pressure at my faucets change after turning off the water main for some time?

I turned off the main water to the house to perform a plumbing repair. The water was off for approximately 5 hours. During that time, I partially drained the water heater tank to flush it (forgot to ...
1
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1answer
8k views

How to determine if a Water Pressure Reducing Valve (PRV) is working properly

I've been trying to track down water pressure/flow issues throughout the plumbing in my entire house, but haven't found anything which made any significant difference. For example, I discovered that ...
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0answers
114 views

Cycle Stop Valve and well booster pump

I've been thinking about installing a CSV (cycle stop valve) after my F&W 2 horsepower booster pump to maintain a constant PSI at the house and put a stop to the water hammer. Has anyone done this?...
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2answers
87 views

Why did the water pressure in my bathtub change but shower is fine?

First, to describe my tub/shower it is a one handle, one spout type setup where you pull up on the knob to direct the water flow to the shower (typical setup). Recently I noticed that when I go to ...
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2answers
243 views

Is it normal for a sprinkler system to increase water pressure to a house?

I'm having a sprinkler system installed and the PSI meter in my garage went from 85 psi to about 105 psi. Is it expected that a sprinkler system increases water pressure to my house? If not, is ...
0
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1answer
2k views

Tee size in efficient flow splitting of main water supply

I am re-piping the water supply lines in my house. I have a 1 inch supply line coming from the main. This will travel about 30 feet before being split into 2 lines, one supplying the hot and the ...
5
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2answers
209 views

Low water pressure

Our house was built in 1986. The water pressure has decreased gradually. About 4 years ago we replaced the submerged pump (we have a well and septic). It didn't help the water pressure. I adjusted ...
4
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3answers
177 views

Diagnosing low faucet flow: Single faucet

I just purchased my first house. The lady I purchased it from was afraid of a few things, two of them being hot water and fast flowing water. The water heater was easy to adjust, but I'm scratching my ...
1
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1answer
147 views

New T&P valves on water heater leaking, pressure driven from 65 to 165psi

a family I know moved into a house that's three levels, garage is at ground level and has two gas water heaters, one for each flat above. Both are 48 gallons. Each has four settings: A B C and Very ...
0
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0answers
42 views

What would cause my taps to start with low pressure and then climb?

Some of the taps in our home have similar behaviour: When you open them, the water takes a while to come out, and then if you open them a bit more water suddenly comes out very fast. This bugs me ...
0
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1answer
58 views

Losing water pressure in water hose while washing vehicle

We washed two vehicles today. The problem occurred while washing the second vehicle. The hose and nozzle remained the same while washing the second vehicle. While washing the second vehicle, the water ...
0
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1answer
97 views

Funky water pressure issues

I know that the pressure from the street is over 90psi in my area. I have a pressure regulator (about 5 years old) on my main line and when all faucets are off and not drawing water the psi is set ...
1
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1answer
122 views

Using Larger Pipe than Water Inlet

My house has a 1/2" underground copper pipe providing the water supply. I am not quite sure how long the run is back to the meter/utility supply, but it's likely ~75-100ft. I actually got the chance ...
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0answers
156 views

Low Water Pressure When Kitchen Faucet is Opened Quickly

I don't know how to search for this, because my searches don't turn up proper results. This applies only to my kitchen sink and water dispenser from fridge. The downstairs bathroom and all upstairs ...
0
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2answers
115 views

Fill shower trap when it gets empty with water pressure

I have a problem that i want to solve with a temporary fix: When somebody flushes toilet in the apartment house, my shower drain is emptied. I bough some tube and a water bottle and connected the ...
0
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1answer
48 views

DIY Syringe Lubricant

I made a syringe (used for a pressure system) myself, it seems to have a tight fit around the cylinder. I used non-waterproof clay coated by hot glue (to make it waterproof), and the problem is that ...
0
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0answers
51 views

Well booster pump GPM is too high

I am suspecting my well booster pump is causing errosion corrosion inside my house where 3/4" copper exists. It is 2 HP and operates at 25-44 GPM. The 1" line outside the house tees off into the fire ...
3
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4answers
51k views

How can I get my shower head to increase water pressure?

My mom has very thick hair and typical low flow shower heads take a very long time to rinse her hair. I decided that I would look online for some high flow shower heads and can't seem to find ...
1
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1answer
2k views

How do I turn up the water pressure to my kitchen sink?

A while ago I had a "professional" contracted through a major company install a hot water heater in the basement: well the hot water heater works fine but the "professional" managed to turn the water ...