How To Remove The Flow Restrictor From A Delta Kitchen Faucet?

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Is your Delta faucet not delivering the water pressure you desire? One usual reason for low water pressure is a flow restrictor. A flow restrictor is a minor gadget introduced in faucets to conserve water by restricting the flow rate. Even so, there may be circumstances where you want to remove the flow restrictor to upgrade the water flow. In this article, we will advise you through the process of how to remove the flow restrictor on a Delta faucet and secure you a rewarding water flow in no time.

What is a Flow Restrictor?

What is a flow restrictor?

A flow restrictor, also known as an aerator, is a device installed in faucets to control the flow of water. It consists of a small screen and a plastic or metal disk with tiny holes. The purpose of a flow restrictor is to reduce water consumption by limiting the amount of water that flows through the faucet. It helps conserve water and promote water efficiency.


While removing the flow restrictor may seem like a viable option for improving water flow, there are some risks to consider. One major risk is increased water consumption. By removing the flow restrictor, the faucet will use more water, leading to higher water bills and less environmentally friendly usage. furthermore, removing the flow restrictor may invalidate the faucet’s warranty. It’s mandatory to consider the benefits and disadvantages before deciding to remove the flow restrictor.

How to Remove The Flow Restrictor from a Delta Kitchen Faucet?

Removing the flow restrictor on a Delta faucet is a simple process that can be consumed with a few simple steps. Follow the guide below to remove the flow restrictor and upgrade the water flow in your Delta faucet:

Before you begin, gather the following tools:

  • Adjustable wrench
  • Screwdriver (Phillips or flathead, depending on your faucet)
  • Needle-nose pliers
  • Bowl or bucket

After collecting mentioned tools you can comfortably remove the flow restrictor on the delta faucet. Now we are geared up to let’s start the procedure.

Turn off the water supply

Turn off the water supply

Locate the main water shut-off valve: The main shut-off valve is typically discovered close to the water meter or where the main water line enters your property. It can be indoors, such as in the basement, utility room, or garage, or outdoors near the perimeter of your property.

Turn off the main water valve: Once you have located the main shut-off valve, you may need a wrench or pliers to turn it. If the valve is a wheel-type valve, like a gate valve, turn it clockwise (to the right) until it is fully closed. If the valve is a lever-type valve, like a ball valve, turn it perpendicular to the pipe to shut off the water flow.

Verify the water is off: After turning off the main valve, check various faucets, toilets, and appliances in your home to ensure that the water supply is completely shut off. Open the faucets to allow any remaining water to drain out and relieve any pressure in the pipes.

Additional shut-off valves: Some homes may have additional shut-off valves for specific areas or fixtures, such as under sinks, behind toilets, or near individual appliances. If you need to turn off the water to a specific area or fixture, locate the corresponding shut-off valve and turn it off by following the same clockwise or perpendicular direction as mentioned earlier.

Prepare your workspace

Once you have successfully turned off the water supply prepare your workspace in a bowl or bucket under the faucet to catch any water that may drip during the process. This will help prevent any mess and water damage to your countertops or floors.

Remove the aerator

In the first step, you have to remove the aerator. The flow restrictor is typically located in the aerator, which is the cap at the end of the faucet. Use a wrench or your hands to unscrew the aerator counterclockwise. 

In bulk cases, aerators remove quite comfortably with your bare hand, but if it’s slippery use a wrench keep in mind that don’t force too much pressure it can break your faucet.

So keep the faucet safe do one thing wrap a rubber or towel whatever is available when removing the aerator for not to scratch or damage the faucet. Apply gentle pressure and your job will be done with zero damage.

Identify the flow restrictor

Once the aerator is removed, you have to identify the flow restrictor.  you will see a small plastic or metal component. This is the flow restrictor. It is usually a round disc or screen with several small holes or slots.

Remove the flow restrictor

Depending on the type of flow restrictor, you can use different methods to remove it:
a) For disc-shaped flow restrictors:

  • Use a screwdriver or needle-nose pliers to gently pry out the disc.
  • If the disc is tightly secured, try rotating it counterclockwise while applying gentle pressure until it loosens and can be removed. 

b) For screen-type flow restrictors:

  • Use needle-nose pliers to grab the edge of the screen.
  • Twist and pull the screen out of the aerator. Remember the order because you have to put back all this again.

Clean the aerator

After removing the flow restrictor, clean the aerator thoroughly to remove any debris or mineral buildup. Soak it in vinegar or a descaling solution for a few minutes, then scrub it gently with a brush or toothbrush. Rinse the aerator with water to ensure it is clean.

Reassemble the faucet

After finishing the mentioned task. Place the cleaned aerator back into the faucet and screw it in clockwise until it is snug. Ensure it is properly aligned with the faucet opening.

Turn on the water supply

Turn on the water supply

Once the aerator is securely in place, turn on the water supply by reopening the shutoff valves or main water supply. Slowly turn on the faucet to check the water flow. You should notice an improvement in the water pressure without the flow restrictor.

How to put everything back together

After removing the flow restrictor or aerator from your faucet, you can follow these steps to put everything back together in no time.

Examine the aerator and check for any debris or sediment. Clean it thoroughly using a brush or by soaking it in vinegar to remove mineral deposits.

Inspect the faucet spout for any debris or buildup. Use a small brush or toothbrush to clean the spout thoroughly.

Take the aerator or flow restrictor and screw it back into the faucet spout by turning it clockwise. Make sure it is tightened securely but avoid over-tightening to prevent damage.

switch on the faucet and take a look at any leaks. If you notice any leaks, try tightening the aerator a bit more or consider replacing any damaged parts, and there you go you are all set to go.

How to remove the aerator from the Delta faucet?

Discover the aerator at the tip of the faucet spout. It is a small metal or plastic cap with indentations or notches. Use a pair of pliers or adjustable wrenches to grip the aerator firmly.

Rotate the aerator counterclockwise to loosen it. Be cautious not to apply excessive force to avoid damaging the aerator or faucet. Once it is loose, unscrew the aerator by hand and remove it from the faucet spout. Clean the aerator thoroughly or replace it if necessary.

How to remove the flow restrictor from the Delta kitchen faucet?

Begin by locating the aerator at the tip of the faucet spout. It is typically a small metal or plastic cap. Use your fingers or a flathead screwdriver to gently pry off the aerator cap.

Inside, you will see the flow restrictor, which is a small plastic or metal piece with tiny holes. Use needle-nose pliers or tweezers to grip the flow restrictor and carefully pull it out of the aerator housing. Once removed, clean the aerator and flow restrictor thoroughly before reassembling.

How to remove the flow restrictor from the pull-down kitchen faucet?

Start by detaching the spray head from the hose. Depending on the faucet model, this can usually be done by twisting or unscrewing the spray head. Locate the flow restrictor inside the spray head. 

It is a small plastic or metal piece with tiny holes. Use a pair of pliers or adjustable wrenches to grip the flow restrictor firmly. Rotate the flow restrictor counterclockwise to loosen it. 

Apply gentle but steady pressure to avoid damaging the spray head. Once it is loose, unscrew the flow restrictor by hand and remove it from the spray head. Clean the flow restrictor and spray head thoroughly before reattaching the spray head to the hose.

Types of faucets

There are various types of faucets available, each with its own unique features and functionality. Here are a few common types of faucets:

Single-handle faucets: These faucets have a single lever that controls both the flow and temperature of the water. They offer ease of use and are commonly found in both kitchens and bathrooms.

Double-handle faucets: These faucets have separate handles for hot and cold water. They provide precise temperature control but may require more effort to adjust.

Pull-out faucets: These faucets have a spray head that can be pulled out and extended from the spout. They offer flexibility and convenience, making tasks like washing dishes or filling pots easier.

Pull-down faucets: Similar to pull-out faucets, these faucets have a spray head that can be pulled down directly into the sink. They are ideal for deep sinks and offer versatility in cleaning.

Wall-mounted faucets: These faucets are installed on the wall rather than the sink or countertop. They create a sleek and modern look, saving counter space and allowing for easier cleaning.

Bridge faucets: These faucets have a traditional and elegant design with separate hot and cold handles, resembling a bridge. They add a classic touch to kitchens and bathrooms.

Touchless faucets: These faucets use motion sensors to detect hand movements and automatically turn on and off the water flow. They offer convenience and help conserve water.


Finally, you get your job done. before removing the flow restrictor it looks a bit tough task, but now you can see we have closed this probably with the easiest, most comfortable plumbing task that you can do with yourself.

Restrictors are installed to reduce the water bill and save a huge amount of water. Hopefully, now you know how To remove the flow restrictor from a Delta kitchen faucet.

Remember to gather the necessary tools, turn off the water supply, and take precautions to prevent any water damage. If you encounter any difficulties or have concerns, it’s always recommended to consult the manufacturer’s instructions or seek professional assistance. Enjoy an improved water flow and make the most of your Delta faucet.

Frequently Ask Questions:

Can I remove the flow restrictor on any Delta faucet?

Yes, the process of removing the flow restrictor is similar for most Delta faucets. However, it’s always recommended to check the manufacturer’s instructions or consult the faucet’s user manual for specific details

What if I accidentally damage the flow restrictor during the removal?

If you damage the flow restrictor or it becomes unusable, it is advisable to contact Delta customer support or visit their website to order a replacement flow restrictor specific to your faucet model.

Can I remove the flow restrictor without any tools?

While it is possible to remove the flow restrictor by hand, using tools like a wrench, screwdriver, or needle-nose pliers can provide better leverage and make the process easier.

Will removing the flow restrictor affect water efficiency?

Yes, removing the flow restrictor will increase the water flow, which can lead to higher water consumption. Keep this in mind and use water responsibly

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