Questions tagged [water-pressure]

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50 views

how do I replace a single union pressure reducing valve?

I see a 115 PSI water pressure at my home. Looks like my PRV is hosed. I am a complete newbie in plumbing, please take a look at the pictures and help me understand what I need to replace the PRV. So ...
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0answers
60 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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0answers
334 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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2answers
43 views

Boiler Combi 24 pressure indicator always point to 0

I have a Boiler Combi 24 (UK) and this morning I just noticed that the pressure indicator is pointing to 0. However everything is working fine, I have heating and hot water. Usually when the ...
2
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1answer
402 views

When designing plumbing, what is the most efficient way to pump water to a roof?

I am planning to pump water to the roof of my house in order to cool a solar panel array during warm days. I'm trying to determine the best way to route the water as the water source is on one side ...
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0answers
118 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 ...
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0answers
20 views

Low water pressure issue

I have replaced both PRV and expansion tank and still have an issue with water pressure when one or more taps are used. Any ideas for my next step.
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59 views

Why would a sprinkler increase water pressure to house?

Update: Overnight, the pressure gauge spiked back up to 200. I tried testing the sprinkler system again. I ran the #7 valve (the one I noticed it was on when noise started happening) manually and ...
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0answers
68 views

Low pressure when using outside hose

We are in the northeast on a well. We have had no issues with inside water pressure or running out of water. Recently, On two occasions, we filled a 240 gal inflatable pool from the outside hose. ...
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3answers
207 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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0answers
24 views

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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0answers
74 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
47 views

Sink pressure increases after turning water off and on again?

The water pressure in my kitchen sink is usually low when I first turn it on, but if I turn it off an on again, the water pressure increases. Subsequent attempts to turn it on and off do not alter the ...
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1answer
135 views

Will a water pressure booster stress my house's plumbing?

If two taps are opened at the same time on the main floor or if one is opened on the main floor and one on the lower floor the water pressure seems to be insufficient for both taps. The house is a ...
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0answers
48 views

What size RPBP/RPZ should I use for a 3/4" city water meter?

A friend has a 3/4" (0.75") water meter at their 1.3 ac property. We want to do some fertigation with their irrigation so we're looking at a Reduced Pressure Backflow Preventer. The main line for the ...
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2answers
76 views

New 1/4in plumbing shakes when cold water shuts off; worried?

I had a 1/4in line run from my basement to a new kitchen refrigerator, using a saddle valve coming directly off the 3/4in main (it's the first tee off the street essentially). Every time cold water ...
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0answers
126 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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0answers
58 views

Is my well booster pump GPM is too high, causing pipe erosion?

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 ...
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1answer
1k views

Why does the kitchen faucet lose pressure and sputter?

Only the kitchen faucet, all other in trailer work fine, will start with full pressure, lose the pressure, and if I turn the water off then back on, it sputters so hard that it can be felt on the ...
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3answers
2k views

Flow sensor adjustment for Navien 240S natural gas

We installed a Navien 240S natural gas in our house, and it is working fine. Except the short range for hot water valves in the showers. So, in other words, I need to turn shower valve almost all ...
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0answers
452 views

How do I get more GPM from my Delta Monitor series 13 shower faucet?

For example, is there a way to non-destructively modify the cartridge to increase the flow rate without damaging the cartridge and the scald guard feature? I currently have a shower wand with the ...
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0answers
31 views

Help figuring out a water pressure problem in new shower faucet installation

When installing a Price Pfister Shower head we water hammering. So we got a new cartridge sent to us. Now there is a tiny trickle when we turn the hot water valve on. We switched the cartridges back ...
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0answers
345 views

how to stop seeping ground lake water coming into our cottage basement at times of extrem runoff pressure from river

We have a lovely walk out house at Wasa Lake, B.C. We are retiring there this year and would like to use the walk out for addition living space. Had the house since 2005 and had no issues with ...
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0answers
80 views

Hydronic Heating: Noisy pipes in the basement/walls

My issue is i have a natural gas boiler + hydronic heating system (two zones). It seems that after I remove air from each zones, the heating system is quiet until 12 hours later. In the early morning ,...
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1answer
1k views

How should I increase pressure in a Glow Worm Micron 50FF?

My Glow Worm Micron 50FF boiler's pressure was yesterday reading at a pressure of 1 (mbar or PSI -- not sure which) but the red fixed line shows as 2. I had a look in the manual and it suggested that ...
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0answers
334 views

Well pipe leaking at where pipe comes to the house. (Images, Video)

so here's my problem here: Well pipe leaking - images Well pipe leaking - video ^ This was recorded march 28-th (so during spring thaw). Since it wasn't dripping since the spring - my assessment ...
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0answers
197 views

Water draining out of pipe when usage is high.

We moved into an old house and there is something happening in the basement that I need some help explaining. Here is a image showing where the leak is happening. I've marked where the water is ...
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0answers
96 views

Can I use a snake to clean out a shower head extension?

I have a basic 25 to 50ft long 1\4 to 3\8 snake, with a 1\2 drill. Can I use that to clean out a shower head extension? I noticed sediment when taking the old shower head off. With the extension ...
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0answers
98 views

Pressure Testing plumbing - pressure drop over night

I'm pressure testing some PEX before I close in the walls. I pumped in 80psi of air around noon yesterday and it was about 60 degrees F. Was a solid 80psi from when i filled to to 11pm (11 hours). ...
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0answers
55 views

What material to use to clog previously cut central heating pipes

I used to have a central heating system which was never in use for years, because it couldn't be connected to central pipe inside other building. Last winter I finally dropped water from it and cut ...
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0answers
230 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 ...
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0answers
141 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 ...
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0answers
477 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 ...
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2answers
28 views

Question on New Shower Install Pipe Sizing

I am currently remodeling my bathroom downstairs (same floor as the water supply entry to the house). I want to install a Moen U thermostatic valve with (two) 1/2" inputs and (two) 1/2" outputs. I ...
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15 views

Is there a difference between A112.18.1 and A112.18.1M (both 2.5gpm) shower heads?

Also, what does this practically mean when it comes to shower heads?
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23 views

Hot water spigot in bathroom shuts off aftere a few seconds

When i run the hot water in my bathroom sink, after a few seconds i hear a bang behind the wall and the hot water shuts off. This only happens at this one location.
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2answers
59 views

Boiler heating gauge drops to negative pressure (psi) on cooling

I just moved into a older house (1937) which has a boiler heating system (steam). When the boiler kicks on the gauge barely goes above 0 psi, and after heating the gauge will drop to about negative 5 -...
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0answers
29 views

How to investigate occasional water-pressure problems?

After living in the house for about 10 years, a few weeks ago we started noticing occasional drops of water-pressure in the showers and faucets. It is not consistent -- after one person struggled ...
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2answers
129 views

Pressure tank losing pressure

My pressure tank is losing pressure. It cycles about once every hour if no water is used. It turns on at 30# and goes off at 50#. The tank is less than a year old and looks in good condition. I just ...
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1answer
47 views

Plumbing Faucet: Water Pressure vs Water Flow Difference

They always say water flow (Gallons per Minute) and water pressure (Weight force) are two different things. Say I have a faucet with 1.8 GPM Aerator. 1) If I increase water pressure in my home, ...
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1answer
37 views

Noise from water pipes, bad PRV?

For the last month or so I have had an issue with a loud pulsating sound coming from the water pipes. I’m not sure that it is water hammer, it happens when I flush the toilets mainly. I’ve tried ...
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0answers
36 views

Brand New Fridge - Low water pressure from dispenser

I just bought a brand new - Whirlpool French door fridge. Water is coming out of the machine, and ice is being made... but... the water pressure from the fridge is slow. House pressure is fine, ...
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0answers
16 views

Raising Pump pressure

My pump and switch are down the basement, which means the well is even lower, and I have a 2 story house. My pump is currently set at 30/50, and I need more pressure in the upstairs bathroom. I have ...
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0answers
88 views

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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0answers
32 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
568 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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0answers
34 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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0answers
47 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
61 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
57 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 ...