Dishwasher Sink Aerator Purpose! (Read This First)

By - Ron Singh

Updated -

Home appliances like dishwasher sinks are an invaluable part of the kitchen of every home. It creates room to wash dishes and other food items while cooking.

In addition, it is a base for the sinks faucet, which is the kitchen’s water source. Currently, aerators are in the picture, and homeowners wonder if it is necessary.

Some folks are unaware of the cost and think it is expensive to install. In this article, I will share helpful information on aerators.

The first purpose of dishwasher sink aerators is to incorporate oxygen into the running water. Next, it helps to regulate water flow when you turn on the tap, giving you much control. Consequently, its mesh forms bubbles in the water, and you can monitor the flow rate and water usage in your house.

What Is the Purpose of a Dishwasher Sink Aerator?

Dishwasher Sink Aerator Purpose

The dishwasher sink is for various purposes like changing the water taste and filtration. It is also for regulating the water supply in that faucet.

Another reason for installing a faucet is to avoid water splashes as you turn on the tap. 

Water conservation is a topic we must consider. Unfortunately, people do not care about how much water they use daily.

So, leaving your tap running while brushing your teeth or washing your face is customary. Sometimes, you forget that you left the tap running and flood your house.

The sink aerator is a disc-like device that you can fix on your faucet to help you regulate water use.

Unfortunately, most people do not know if their faucets have an aerator. The reason is that trendy faucets have inbuilt aerators, so you do not need to install one. On the other hand, if your faucet does not have an aerator, you can easily install it. 

Here are the steps to installing a dishwasher sink aerator.

#1. Buy the Right Size of Aerator

Different sink faucets are of various sizes, so you need an aerator that is a perfect fit.

It would be best if you knew that installing an ill-fitting aerator would defeat the purpose. For instance, if you install one too small, it will not fit the faucet’s head. 

Contrarily, if you buy one too big, it will be loose and not screwed properly. So, to confirm the size, measure the size of your faucet.

You can measure the size of your faucet by twisting a gauze wire around the tap to form a ring. 

This method is a quick DIY procedure that you can adopt, especially when in a rush. Nonetheless, you can find the size as long as you know your type and brand of faucet.

#2. Get Your Tools Ready

Fortunately, you will need only a few tools for this procedure; a towel, an aerator, and a wrench (optional). You can begin the installation once the tools are ready.

#3. Fix And Test to See If You Did a Correct Job

Next, inspect the faucet and clean it with a towel before installation. This way, debris or dirt will not hinder the process. Afterward, screw the new aerator before gently tightening it with the wrench. 

Note that if your faucet type does not accept aerators, you can install a new faucet that has one.

How to Clean the Dishwasher Sink Aerator Without Removing It?

Keeping the aerator clean is a crucial part of its maintenance that you must never take lightly.

However, I think it is impossible to clean the aerator correctly without removing the faucet’s head. Understand me, of course, you can clean it without removing it, but it would not do much.

You can only clean it this way if a minor problem with the faucet requires mild cleaning. But, if you notice that the flow rate is slower than average, it might indicate a severe issue. 

Here are some reasons for a phenomenal flow rate and how to fix them.

#1. A Clogged Aerator

If the aerator has clogs on its mesh, there will automatically be a decrease in the flow rate. Those clogs result from debris and scum that form because of lint deposits.

So, if you want to clean the aerator, follow these steps.

  • Use an adjustable wrench to remove your faucets head
  • Dip your finger into the opening and pull the aerator outwards.
  • When you remove the aerator, you will see particles on the mesh by hitting it gently on the sink. Next, allow the water to run through the mesh from the top. This way, the dirt will easily fall off under the water pressure.
  • Afterward, you can soak the aerator in some vinegar for a faster effect.
  • Note that you can replace the aerator with a new one if it is rusty or nasty. Then, finally, you can fix the faucet and continue your normal activities.

#2. A Problem with the Plumbing

Your sink flow rate will reduce if there is a plumbing problem. For example, if there is a leak somewhere, it will disrupt the kitchen’s water flow.

So, if you fix the aerator and notice that there is still a problem, you can call a plumber. The most probable culprits, in this case, are; corrosion in the pipes and lint build-up.

#3. A Faulty Faucet

A broken or bad faucet will affect the flow rate negatively. For example, if the faucet is old and worn with obvious signs of corrosion, you should make plans to replace it. 

#4. Low Water Pressure

Another reason for a slow flow rate in the faucet may be low water pressure.

Sometimes, the water pressure in your house reduces, decreasing water flow. However, the most likely cause is a leaking pipe or a faulty faucet. 

If there is a faucet in the bathroom that drops water when it is not in use, the pressure will reduce.

In addition, if the level of water in the tank reduces, the pressure also drops. Consequently, you must confirm each of these things to ascertain your problem and fix it immediately.

How to Replace the Dishwasher Sink Aerator?

Replacing a dishwasher sink aerator might be due to the following reasons.

  • If the aerator is old, you must replace it.
  • It is best to replace the aerator when maintaining your sink.
  • When you notice that water from the faucet has unusually high pressure, it might indicate that the aerator has a tear.

Now, here are the following steps to replacing a dishwasher sink aerator.

#1. Step 1- Disassemble the Faucet

  • The first thing to do is to dismantle the faucet to access the old aerator. For this procedure, you will need an adjustable wrench. 
  • Next, use the wrench to unscrew the faucet head from the body. To do this, screw in the counterclockwise direction to loose while tightening in the clockwise direction.
  • Afterward, remove the tap head and reach for the aerator inside the gap.
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#2. Step 2- Remove the Old Aerator

When you can access the aerator, remove it by unscrewing it from the faucet head. Next, clean the faucet head with water and a little soda before replacing it.

#3. Step 3- Clean the Faucet

To clean the faucet, follow these steps.

  • Allow the water to run through the faucet head for two minutes.
  • Use a washcloth with a bit of soda or dishwashing liquid to wipe dirt from the faucet.
  • In addition, you can use this opportunity to clean the entire faucet and sink so that you remove any dirt from the surface.
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#4. Step 4- Fix the New Aerator

To fix the new aerator, follow these steps.

  • Please remove it from the pack after ensuring it is the correct size. 
  • Next, place it inside the faucet head and ensure it is in place.

#5. Step 5- Assemble the Faucet

To assemble the faucet, follow these steps.

  • After placing the aerator, gently place the tap head and screw with the wrench.
  • Finally, turn your tap on and test the faucet flow rate. You likely found a solution to your problem.

How Often Should You Change Your Aerator?

You should change your aerator at least twice in twelve months. This way, you stand a higher chance of conserving water and drinking healthily.

The Environmental Protection Agency says each community must have a water conservation plan. 

These guidelines are crucial to ensuring healthy drinking water, but you must do your part.

Consequently, it would help if you cleaned your reservoirs, tanks, and water pipes. When you do this, you are working in line with the EPA and on the law’s right side.

Since you know that the aerator reduces the water flow rate, you can install them according to their flow rates.

However, it would help if you knew that the aerators vary according to flow rates. Each aerator has its specific volumetric rate so you can ascertain the one you wish to have.

The flow rate choice depends on your comfortable speed and how much water you intend to conserve. 

There are some essential things you should note concerning flow rates;

  • The flow rate of your bathroom’s faucet will be higher than in your kitchen.
  • It is not necessary to have an aerator in your bathroom’s faucet if you need an uninterrupted flow of water.
  • If you must have an aerator in your bathroom, it must have a higher flow rate than the kitchen faucet.
  • The standard international flow rate unit is in cubic meters per second.

However, you can clean your aerator whenever you repair the plumbing or drill your borehole further.

The reason is that debris escape from the pipes to contaminate the water. Unfortunately, if it enters your water, it is harmful when ingested.

So, if you want to be safe, do not take routine maintenance procedures for granted. It would help if you observed them dutifully.

What Is the Difference Between Male And Female Aerators?

Aside from the different flow rates, there are also types of aerators in the two classes.

These aerators are male and female and differ with threading. The threading is those circular lines that allow the aerator to fit in the faucet. 

However, there is a significant difference between male and female aerators that you must note. The male threading is on the faucet’s body while the female threading goes inward.

In addition, there are three primary methods for water flowing out of the faucets. The flow is dependent on the style of the aerator mesh

Here are the three seam styles and their flow methods.

#1. Aerated Flow

This flow is typical for homeowners and personal or residential use. The reason is that the water mixes with oxygen as it flows and forms bubbles. It is a more subtle flow and does not spray with so much force.

#2. Laminar Flow

The laminar flow is similar to a non-aerated flow. It means no oxygen in the water and has more pressure than the aerated flow.

This flow is standard for industrial and places with a large crowd. This stream is ideal for a block of apartments.

This way, no one will complain of a terrible flow rate since most people use the water concurrently. 

#3. Spray Flow

For this type of flow, there is no aeration in the water. However, it comes in shower-like sprays. It is a subtle flow, and there is enough pressure to curb wastage.

It would be best if you knew that all the aerators use the exact mechanism; incorporating oxygen into the water.

Pros And Cons of Having a Dishwasher Sink Aerator

There are a few pros and cons of having a dishwasher sink aerator. Here are some of them.

Pros Cons 
It gives your water a distinct taste because of the oxygen.It alters the water flow rate.
It helps the environment and community by adhering to the environmental protection agency.Some individuals might find the low flow rate unsatisfactory since it has no control.
It is relatively cheap to afford.It requires extra work to install it in a faucet that does not have one.


In conclusion, the purpose of a dishwasher sink aerator is to help the water flow rate.

If the water does not splash around with so much force, it will be better to use. However, having an aerator in your faucet is necessary, and it costs 10$.

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