How To Fix Low Water Pressure in Kitchen Sink – 6 solutions

If the pressure of water is low in the kitchen faucet while washing the dishes, it will take both time and effort to wash the dishes and the person will also become frustrated. There may be several reasons why low water pressure in kitchen faucet like Cartridge, aerator, choked pipelines, and more. In this article, we have given 6 different solutions for how to fix low water pressure in kitchen sink.

If ever the pressure of water in your kitchen faucet decreases, then the first thing you have to do is to check that the water pressure in other faucets of the house is high or low. If the water pressure in all the faucets is low then there may be some problem in the home pipeline.

If there is low water pressure in the kitchen faucet only, then some solutions have been given in this article to fix the kitchen faucet’s low-pressure problem, by which you can correct the pressure of water in the kitchen faucet.

fix low water pressure in kitchen sink

Read also – How to repair a leakage in faucet?

6 Reason For low Water Pressure in Kitchen Sink Faucet

  1. Shut-Off Valves Not Working Properly
  2. Clogged Kitchen Faucet Aerators
  3. Clogged Kitchen Faucet Cartridges
  4. The problem in Pressure Reducing Valves
  5. Damaged or Clogged Water Pipelines
  6. Low Water Pressure From the Municipal Water Supply

6 Solutions For Low Water Pressure in the Kitchen Sink Faucet

In the above list, we have mentioned 6 reasons for the low water pressure problem. Now let’s discuss in detail all low water pressure problems with the solution. We are sure that one of the solutions mentioned below will definitely fix your faucet water pressure.

1 Shut-Off Valves Not Working Properly

faucet low pressure

As the name suggests the work of a shut-off valve is to stop the water supply to the faucet. In general, under any kitchen sink, you find a shut-off valve. This valve always remains in an open position and no one touches the valve so with time residuals of minerals is build-up on the valve.

When you face low water pressure in a faucet then the first thing you need to do check shut-off valves is fully open or not. It may be possible due to build up water pressure may not increase even when the valve is fully opened.

Solution

The solution to the shut-off valve problem is simple. Turn on the valve first with the help of a wrench and check the pressure of water. If there is a difference between the pre and post pressure, then there is no need to check other given solutions.

If there is no difference in pressure due to rotation, it means the shut-off valve is the reason for the low water pressure in the kitchen faucet then the valve has to be changed. To change the valve, first, turn off the water supply. Open the valve with a wrench and other tools and replace it with a new valve and turn on the water supply again and check the pressure.

Read also – Clean water with these top-selling water filter for faucet

2 Clogged Kitchen Faucet Aerators

When the water pressure in the faucet decreases, the aerator should be checked whether it is working properly or not. It has small holes from which water comes out and the aerator is placed at the tip of the kitchen faucet.

low water pressure kitchen faucet but sprayer fine

Many times, municipal water’s garbage gets trapped in these holes, due to which the pressure of water is reduced. Other than waste, the reason why the water comes out from under low pressure is to close its holes due to mineral residuals. The aerator may be the reason for low water pressure in the kitchen sink but nowhere else.

If there is hard water in your area, then you will face clogged aerator problems more but don’t worry here are some best hard water faucets for the kitchen which will eliminate the low water pressure problem in the kitchen faucet. A clogged aerator is the most common cause of low water pressure problems.

Solution

  • First, you need to remove the faucet aerator for this you need some tools like slip-joint pliers, wrench. In some faucets, aerators can be removed by hand so you can try this, if you get succeed then no need to use any tools.
  • While using any tool cover the sink with a cloth so If a tool accidentally slips while opening the aerator, there will be no scratch marks on the sink due to the cloth.
  • If the tool on the faucet is not able to hold due to water, then put plastic tape on the aerator, which will make the wrench a strong grip on the faucet.
  • Leave a few hours of immersing it in the vinegar to open the closed holes of the aerator.
  • If you don’t have vinegar then you can use an old toothbrush, rub the toothbrush on the aerator for few minutes, or you can use a pin and put a pin in every hole one by one this is a time-consuming process but effective.

Check also – How To Remove Kitchen Faucet Without Basin Wrench

How to Fix Low Water Pressure in Kitchen Sink Aerator

Video credit – Kohler

Read also – Motion sensor bathroom faucet collections

3 Clogged Kitchen Faucet Cartridges

If the aerator is not the reason for low water pressure then maybe a cartridge. Cartridge and aerator both are the main reasons for low water pressure in kitchen sink but nowhere else.

water pressure is very low in kitchen sink only

The main work of the cartridge is to maintain the water flow of the faucet. The cartridge is connected to the handle of the faucet so whenever you move the handle to start the water flow of the faucet then the cartridge also starts working and maintains the level of water flow.

The cause of cartridge choke is garbage of minerals particles and debris. Garbage is the main reason for both aerators and cartridges not working properly. Cannot move cartridge properly due to waste. The flow of water is affected due to improper movement.

The solution to the clogged kitchen cartridge problem is explained in simple terms, due to which you can correct the pressure of water without the help of a plumber.

Solution

  • Shut off the water supply to the faucet and keep the faucet handle in turn-on position so all the remaining water from the faucet will be wiped out.
  • Cover the sink drain with any cloth or plastic so by mistake any faucet part or screw doesn’t run down in the drain.
  • Now locate the screw and remove its cap with the help of a screwdriver.
  • With the help of Allen’s wrench remove the screw and lift up the handle of the faucet.
  • Pull out the cartridge from the handle and all the other parts of the faucet in the handle. Place all the parts in order so at the time of fitting you know which part will come first for fitting.
  • Clean the cartridge with water or you can use an old toothbrush to clean and remove minerals that build up from it.
  • Vinegar is another option to remove build-up. Keep the cartridge in it for a few hours and then clean its water, all the residuals will be wipe out.
  • Now put all the parts in their correct position and tighten the handle with the pliers and wrench.

Read Also – Best Faucets For Kitchen

How to Fix Low Water Pressure in Kitchen Sink Cartridge

Video credit – Pfister faucet

Read also – How to replace a kitchen faucet

4 Problem in Pressure Reducing Valves

This valve is used in many homes. Its function is to control the pressure of water in the faucet. In some houses, it is connected at the entrance of the main pipeline of the house so that the water pressure of all the drains of the house can be fixed simultaneously. In some households, there is a valve under each faucet, so that the pressure of each faucet can be adjusted separately.

Someone may have tightened or loosened this valve, causing a water pressure change.

This valve looks like a bell shape, making it easy to identify. You have to rotate this valve with the help of tools so that you can set the pressure of water according to yourself.

Solution

The solution to pressure reducing valve problem is the easiest. You do not have to open any part. You need a wrench. Rotate them clockwise and anti-clockwise to the valve with the help of a wrench. Check the pressure of water alternately on both sides. Tighten the valve by rotating the side water which is getting more pressure.

Read also – Reduce washing time in kitchen with these high tech faucet

5 Damaged or Clogged Water Pipelines

Another reason for faucet low pressure is damaged by water pipelines.

There may be a leakage in the pipeline of the house after a few years of building the house. The pipeline is in the walls and below the floor, due to which there is a small thick leakage, you will not find it.

kitchen faucet low pressure

There are two ways to detect leakage or damage in a pipeline. First, check the flooring of your house carefully, if the pipeline is leaking then the water will have to seal around that area. If the ceiling is not seen in any other place, then you can adopt another method.

In this way, it will be fully proved whether there is any leakage problem in the pipeline of the house. For this, you will need a water meter. Turn off all the faucets in the house and take a reading with water mater once. Now keep all the faucets closed for a few hours and take the reading again after 4-5 hours. If there is any change in the reading of the water meter, there is leakage in the waterline.

Solution

The solution to the damaged water pipeline problem is that you will have to change the leakage pipeline. Because the pipeline is under flooring, therefore, if you take the help of the plumber for this work, then it will be right, or else you may spoil the flooring of the house in the matter of correcting it yourself.

Read also – Kitchen faucet under $100 to save money

6 Low Water Pressure From the Municipal Water Supply

Sometimes all the faucets and pipelines in the house are correct, yet the water pressure in the faucet is low, then the reason for this may be the municipal water supply.

How will you find that kitchen faucet low pressure due to the municipal water supply? The best way to do this is to first check all the faucets in the house, if all the faucets are getting water from the same pressure, then ask your neighbors if the water is coming from low pressure in their homes, then the reason why municipal water supply is the reason.

Solution

This is not a permanent problem. It may be due to some technical fault that the water pressure in the municipal water supply has decreased. Its solution is that you will have to wait for a few hours, when the pressure increases in the municipal water line, then the pressure in your household faucet will also increase. Another solution is that you can use a booster to increase water pressure in the kitchen sink faucet.

5 Best Kitchen Faucet For High Water Pressure

What Causes Low Water Pressure in Only One Faucet?

chocked pipeline due to residuals of minerals is the main reason for low water pressure in only one faucet not in the whole house. If the pipeline is working well then a faulty cartridge or aerator is another possible reason for low water pressure in the only kitchen faucet. To fix it we have shown all the solutions in this article.

Read also – Give antique look to bathroom with these vintage style faucets

Why Low Water Pressure in The Kitchen Sink After Replacing The Water Heater?

What causes low hot water pressure in the kitchen sink? If you notice low water pressure in the kitchen sink after replacing the water heater then this not an issue of plumbing. This is an issue with the connection between the water heater and the faucet.

Check the outlet of the water heater is fully open or not. If not then open it fully. Check the pipeline which is connected between the water heater and kitchen sink faucet. Sometimes due to the build-up of minerals pipeline gets chocked and less amount of water flows in it. Change the pipeline is the only solution to the problem.

low water pressure in kitchen sink

Reason For Low Water Pressure in Kitchen Faucet Only

There are some ways by which you can find out that only your kitchen faucet has low water pressure or all the faucets in the house have low pressure.

First, check all the faucets in the house one by one if all the faucets have the same pressure, then the problem may be in the pipeline of the municipality. To confirm this more thoroughly, you can ask your neighbor whether their pressure is coming right or not.

If the cold water in the faucet is coming from the right pressure and the hot water pressure is low then the problem is in the water heater. The faucet is perfectly correct.

Things you needed to fix low water pressure –

  • Allen wrench
  • Vinegar
  • Pliers
  • Screwdriver
  • Plastic tape
  • Old toothbrush
  • Cloth
  • Cartridge removing tool
  • Pin
  • Bucket

Tools to fix low water pressure in kitchen sink

reasons for low water pressure in kitchen faucet

FAQ About Lower Water Pressure in Kitchen Sink Faucet

Why Low Hot Water Pressure in Kitchen Faucet Only?

Some people ask us why water comes from low pressure only in their hot water tap? Its simple answer is that there is no problem with your faucet, the problem is in the water heater, which supplies hot water to the tap. So check the water heater properly and see if the water is coming out in the right amount. Also, check the pipeline connection between the tap and the water heater.

Why Does My Sink Sprayer Have Low Pressure or No Pressure?

The main reason for low pressure in the sprayer is a blockage in the pipeline of the sprayer. Due to the minerals, the layer of mineral residuals on the body inside the pipe starts to freeze, which gets thicker over time. The layer can be removed using chemicals.

Why Low Cold-Water Pressure in The Kitchen Sink Only?

In the kitchen faucet, there are two outlets for hot and cold water and the connection for both are different. So there is a chance that hot water is coming out perfectly but cold water is facing kitchen faucet low water pressure issue. To fix it check the supply line of cold water and clean it with drain cleaners.

How to Increase Water Pressure in The Sink?

There are two ways to increase the pressure of water in the sink, first use the booster. Water pressure increases due to a booster. If the water pressure is not get increased in all the ways mentioned above, then the booster is the best solution. Also, you check the pressure reducing valve, maybe someone has adjusted the valve which has reduced the water pressure. You can increase the water pressure in the sink by setting it to the correct position.

Final Words

We have covered all the possible reasons for low water pressure in kitchen sink faucet and also give solutions to all the low water pressure problem. Low water pressure problem is not good for kitchen faucet and it wastes our lots of time in washing. If you have any advice or suggestions about low water pressure problem then please share your thoughts in the comment section.

Leave a Comment