Best Aquarium Air Stones

Aquarium Air Stone

Air stones, together with air pumps, are used to add air or dissolved oxygen in your aquarium. Another function of air stone is to provide some water current. Filters are not strong enough to push the water and move all the debris and dirt from the bottom of the tank.

Finding the best aquarium air stones is not as simple as you think it is. If you search for it online, you will get overwhelmed with the results. So to help you in finding the right air stones for your fish tank, we have reviewed ten of the best air stones in the market today.

After reading this post, finding the right product will be easy.


10 Aquarium Air Stones Reviews

Hygger Aquarium Air Stone

Hygger Aquarium Air Store can produce tiny bubbles your fish will surely enjoy. This air stone is recommended for saltwater, freshwater aquariums, aqua farms, hydroponic, or aquacultures. It creates a beautiful scene under the water.

This air stone has a big disk-shaped air stone connected to a weighted base. The base keeps the air stone in place, so you don’t have to attach it on the side or the bottom of the tank.

All you need to do is to place it anywhere you want to and transfer it into another place if you wish. Hygger Aquarium is made of durable and sturdy material. You can use it for a long time, and it has a good dissolved oxygen effect. No sound is produced upon the bursting of the bubble in the water.

The disk comes with an air disk stone, a check valve, and a control valve. You will also get a tee connector, a reducer, and two suction cups.

Things We Liked

  • Recommended for large and small tanks
  • The weighted based keeps the air stone in place
  • Intake placements help in preventing airline kinks
  • Operates silently
  • Best for freshwater, hydroponic, saltwater, aqua farms, or aquacultures

Things We Don’t Like

  • The air tube and air pump are not included.


ECtENX Aquarium Volcano Ornament Kit

This volcano ornament kit for your fish tank provides lots of bubbles, refines the oxygen in the aquarium, and makes it a comfortable environment for your fish and corals in the tank. It can also enhance the look of your fish tank.

The LED air stone bubble light enters inside the volcano. The red LED light shine, and on top of the volcano, the bubbles come out, thus creating a unique effect as if lava is coming out.

ECtenx can improve the oxygenation for the fish to breathe through the bubbles and let them swim around it.

The free oxygen will keep the fish healthy. As compared to other volcano air stones products, this one is amazing as it is designed with light apparatus, so there are many parts to deal with.

What We Liked

  • The volcano is made of resin which is safe and non-toxic
  • Easy to install and use
  • Improves oxygenation inside the tank
  • Enhances the look of your aquarium

What We Don’t Like

  • The air pump is not included in the package.


Pawfly Air Stone Cylinder Bubble Diffuser Airstones

Pawfly Air Stone diffuses air slowly into the tank and helps the fish to breathe well. If you love aquatic animals, this aquarium accessory is a necessity. The air stones are made of high-quality, safe, and non-toxic mineral material.

The air stone has high-temperature sintering, which makes them durable and sturdy, high dissolved oxygen rate, and produces tiny bubbles instead of limiting the large ones.

This type of air stone requires regular cleaning using a brush as they tend to get clogged after weeks or months of using it. If you notice that it is working poorly, you can replace it right away.

The air stone is made of porous stone, just like artificial volcanic rock. It also has a metal nozzle that produces fine bubbles.

There are several factors in keeping the fish healthy, and aeration is an element. Any well aerated aquarium allows fish to breathe well and promote healthy bacteria growth.

Things We Liked

  • It is made of high-quality and safe mineral material
  • Provides oxygen for your fish to breathe properly
  • Includes ten pcs of one-inch air stone cylinder
  • Produces tiny bubbles instead of bigger ones

Things We Don’t Like

  • Requires air pump not included in the package


TOMTO 1.6 inch Small Round Air Stones

Tomto 1.6 inch air stones are moderate in size, and it provides a large stream of tiny bubbles. The air stones keep the oxygen in the tank safe for your fish. It also enhances your tank and makes it even more attractive. Tomto air stones help keep the tank healthy to extend the life of your fish and corals as well as promote exceptional growth.

Before placing it in the aquarium, you need to soak the air stone first in water for an hour. You need a pump with a higher power to make sure that the air stones have bubbles on all its parts. The air stones have round cake designs that can be hidden under the water. When in operation, the stones remain in their position.

Things We Liked

  • Smaller in shape can be hidden easily in the water
  • Safe for your aquatic pets and corals
  • Easy to install and use
  • With lifetime guarantee
  • Provide enough oxygen for your fish

Things We Don’t Like

  • The air pump and air tube is not included in the package
  • You need to clean the stone regularly


Yueton Cylinder Aquarium Bubble Air Stone

The best aquarium air diffuser should be practical and functional and will last for a long time. It should be safe and healthy for your fish tank inhabitants. This air stone can enhance the atmosphere and look inside. If you are longing for these features, then you should try the Yueton Cylinder Aquarium.

This brand is known for its uniqueness and attractive appearance in the tank. At the same, it makes sure that your corals and fishes are well taken care of. For those who are looking for air stones that are at an affordable price, this is a good option for you.

Things We Liked

  • Can be as a lovely adornment in aquariums
  • Priced reasonably
  • Can keep the aquatic pets healthy
  • You don’t have to replace them regularly
  • A practical use for aquariums

Things We Don’t Like

  • Not capable of producing the smallest bubbles
  • May fall apart easily if squeezed tightly while using air hoses


NICREW Multi-Colored LED Aquarium Air Stone Disk

The Nicrew Multi-Colored Air Stone is only 22 inches in diameter, but it has a grown-up light machine job. It can light up the aquarium and create lots of bubbles. The fish remain calm during the slow-changing of lights.

With its slow-changing nature, the lights get to influence the aquarium atmosphere. Always in control. The air stones air bubble machine function well in different aquariums to ensure you can get the effects one need without changing fish tanks.

Easy to use, simply stick them where you want to, and the light machine should not move while in operation. Unlike others, this air stone includes an air tube as well as a power adapter.  The air stone creates a curtain of air bubbles for proper gas exchange.

Things We Liked

  • Boost oxygen replenishment
  • Produces an impressive underwater scene
  • Includes suction cup and 5 feet long power cord to keep the air stone disk in place
  • Easy to install and use
  • The slow-changing lights set the mode right for the fishes

Things We Don’t Like

  • Produces a loud noise sometimes


Pawfly 2.4 Inch Air Stone Bubble Mineral

If you take a closer look at this Pawfly air stone, you will notice that it looks different. Instead of the usual disk or round shape, it looks like a dome having a flat base. Because of this feature, you can place it anywhere in the tank and simply rest on the bottom.

It does not require suction cups to weigh it down and keep it on its position since it is heavy. To install it, you need to dig out on the gravel and stick the suction cups at the bottom of the tank. Its dome share is better, as there is no need for you to attach anything on it. Simply place the stone on gravel.

At the center of the dome is the intake. So as compared to others with an input that sticks out on the side, Pawfly hose won’t get a kink in it. This air stone needs a powerful air pump to operate it, so it is not recommended for smaller setups.

Things We Liked

  • Can be positioned on the bottom without attachments
  • Easy to install and use
  • Generates a large column of fine bubbles
  • High-temperature sintering

Things We Don’t Like

  • It needs a powerful air pump, which is not included in the package.



Vivosun Air Stone can distribute essential nutrients and providing oxygen to fish tanks and other hydroponic growing systems. The air stone can adjust well with various drip-irrigation tubing and can help keep the fish healthy.

The aquarium with Vivosun Air Stone produces smooth, tiny, and fine bubbles for oxygen replacement in your fish tank. This brand is one of the best in the market. It is recommended for rainwater systems.

Vivosun Air Stone can produce bubbles in standing water to maintain its freshness and cleanliness. The oxygen the stones produce helps get rid of stagnation and in removing pathogens.

The air stone may tend to clog upon the addition of the nutrients. To get rid of the clog, you can use ascorbic acid dissolved in water to clean thoroughly. For effective operation, you need a high volume air pump.

Things We Liked

  • It is designed to spread the essential nutrients and to provide enough oxygen to the hydroponic growing system.
  • Can produce tiny and fine bubbles for oxygen substitute
  • Can prolong the lifespan of nutrient solution to make it healthier
  • Easy to adapt to the drip-irrigation tubing.

Things We Don’t Like

  • Requires a high volume air pump
  • Gets clogged upon adding the nutrients


EcoPlus Round Air Stone

The EcoPlus Air Stone has a unique design that is not common to other air stones in the market. It is shaped like a dome having a flat bottom. Most air stones have a disk or round shape. With this design, you will not have any difficulty placing it in the tank as it will merely rest flat at the bottom.

Since it is a bit heavy, suction cups or putting weight on it are not required. Most of the disk-shaped air stones need suction cups, so it will stick to the bottom. Some air stones may include suction cups, but others are not.

Another useful feature of this air stone is that the intake is placed on top of the dome in the center. With this feature, you will not have to worry about the hose getting kinky, unlike other air stones with sticks out on the side.

It requires a powerful air pump to make this stone function at its best. Thus, it is not recommended for smaller setups.

Things We Liked

  • It does not require any attachment
  • Easy to install and use
  • Produces a large column of fine bubbles
  • Intake is placed on top of the dome
  • Provides sufficient oxygen to keep your fish and corals healthy

Things We Don’t Like

  • Not recommended for smaller tanks
  • Requires a powerful air pump


Pm0606 Diffuser Aquarium Air Stone

The PM0606 has an air control valve to provide smooth bubbles continuously. It is best for a betta, guppies, shrimp, and tetra. Maintaining it is easy as it is washable. This air stone is made of durable materials that will surely last longer. To extend its lifespan, you need to clean it every couple of months.

Cleaning the bubble diffuser is easy. Simply place it on a bleach and water solution and soak it for 24 hours. It will function well as if you just bought it.  But make sure that you rinse it thoroughly before returning it in the tank.

To help this diffuser work at its best, you need a state-of-the-art tank air pump. The air stone measures 6 inches in length and is extremely subtle that fits on any type of aquarium and can easily match all styles, from traditional to modern.

Things We Liked

  • Elegant and stylish design that matches any type of aquarium
  • Ideal for different species shrimp, exotic fish, guppy, and others
  • Easy to clean and maintain
  • Keeps the water oxygenated longer
  • Durable and safe

Things We Don’t Like

  • The air pump is not included in the package, so you need to purchase it separately.


What Is An Air Stone and How Does It Work?


If your aquarium is equipped with an air pump, it is best to invest in a premium quality air stone too. The air stone can produce a consistent and generous overflow of tiny and fine bubbles rather than creating bigger ones in a limited time.

Shifting the water through the filter is much more efficient with these tiny bubbles. It will help keep the filter more energetic and dynamic.

Airstone will not just provide a clean and safe water environment for your fish. It also creates a therapeutic effect of sophistication in the fish tank. Actually, the air stone can make the aquarium livelier, thus it will not just make the aquarium attractive, but it is also a relaxing site to look at.

Yes, there are other accessories in the aquarium that makes it a safe environment and attractive, but air stones can provide that unique and amazing feature of life. Without a doubt, the visual effects of the aquarium are something to treasure and can soothe your tired and exhausted body, mind, and soul.


What are the Things to Consider When Buying for Air Stones?

Now that you know what air stones can do to keep your aquatic pets and corals healthy and live longer, the next thing you should do is the factors you should consider when buying one. You don’t just buy the product because it is beautiful or it looks good in your fish tank. Buy it because of the following reasons:

It Is Very Functional

Some air stones may not fit the size of the aquarium you have. It’s either too strong or too weak for the type of aquarium you own. You need to do some research on the product and assess if it fits your preference and what your fish tank needs.

A Reliable Manufacturer Makes It

A good product usually comes from a reliable manufacturer. Go for trusted brands, as they are known to provide quality and safe products. Their air stones are made from premium quality materials, safe, reliable, functional, and will last longer.

When purchasing one, make sure to be very attentive to what the brand has to offer. But, most of them are being sold at a higher price. So, for those who are in a tight budget, you might look for some cheaper brands.

It Has Good Reviews

Before buying, you need to check what previous users have to say. Do thorough research about the product. This is an essential part when buying. Some ignore the importance of reading reviews, so they end up buying the wrong product.

A reliable air stone should have good reviews and ratings. Make sure to read the reviews from reputable sites, and it is being rated by real users. Some companies create fake reviews to market their products, so you have to be careful about this.


Types of Air Stones

Air stones are available in different shapes and types. Your choice will depend on the size and the kind of aquarium you have.

Flexible Bubble Walls

This type of air stone comes in various lengths and are usually designed with a bendable rubber material. It is much easier to coil, twist, or spread around the aquarium in any way you see it will fit the tank. Flexible bubble walls have tiny holes that are dotted on the surface to enable bubbles to come out from the hose and into the water.

If you choose to display the bubble wall horizontally, you need to clamp or have to weigh down the hose. If not, you can just hover it to the surface.

Bubbler Ornaments

These are available in different sizes and shapes and are most of the time used for display purposes.

Bubble Wands

This type of air stone has a narrow and long kind of design. It is designed this way to discharge the bubbles uniquely and provides the aquarium a different look to tinier stones. Some are available with suction cups included. These cups are used to keep the air stone in place and prevent it from moving around the fish tank.

LED Bubbler

The air stones have LED lights. It requires an air pump to operate, and most of the time, the pump is not included in the package.

The colored light illuminates into the bubbles, forming a mini fish tank light show. Others work using a remote control, and it allows the users to change the color and blend perfectly with bedroom decors.


Benefits of Using Air Stone for Aquarium

Aside from oxygenating the aquarium, air stones keep the water circulating in the tank clean and safe for your fish. The air stones boost water circulation more as compared to the undispersed air feed from an air pump. Also, the bubbles will bolster the surface area of the water.

Related: 6 Best Aquarium Heaters (Reviews)

Air stones are also capable of adding unique and amazing backdrops in the aquarium, provides the right amount of oxygen, and maintains the proper circulation of the water, making it a safe and healthy environment for your aquatic pets and corals.


Final Thoughts

Air stones help to increase the gas exchange to provide a higher level of oxygen in your tank. This is essential if you have different species of fishes. Among the ten products we reviewed, we find the Pawfly Air Stone Cylinder Bubble Diffuser Airstones as the best aquarium air stones.

The Pawfly is a reliable brand, and they produced lots of amazing aquarium equipment that includes this Pawfly Air Stone Cylinder Bubble Diffuser. Their air stones are made of high-quality materials that are safe for your aquatic pets and corals. The product is worth investing for.

If you find this post interesting, or want to share your ideas, feel free to comment below.