8 Best Hang On Protein Skimmers (October 2022) Reviews

Protein skimmers can be a great addition to any aquarium, big or small. Fish and marine animals are prone to making a lot of mess, so using a protein skimmer could be vital to the overall health of the aquarium.

Protein skimmers are excellent for eliminating debris and other protein-based particles from water. The challenge is that many choices are available, so selecting the most effective one might be a bit difficult.

This is why we’re here today to help you pick the top hang-on-back protein Skimmer (this model is the favorite), so we have made an 8-point list of options to aid you. We have included detailed reviews for each.

Top 8 Best Hang On Protein Skimmers 2022

This is a brief overview of our top choices that we think are the most effective alternatives for hob-friendly protein skimmers.

1. CoralVue Technology BH-1000 Octopus Skimmer

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One of the most attractive features of this hang-on-back protein skimmer is that it isn’t taking up too large amounts of space. Its ability to be hung in the back of the aquarium is excellent but having the pump beneath the Skimmer makes it even more attractive. This means that the Skimmer does not require much space horizontally in front of the tank.

Additionally, the CoralValue BH-1000 has a simple removal mechanism of the pump which means maintenance and cleaning is relatively simple. It’s pretty amazing because you can switch it off and not have it overflow.

The cool thing about this Skimmer is that it can be used to put media in it. Although it’s not designed specifically for media, which could reduce the speed of flow, it does have the capacity to accommodate it.

The pump inside the BH-1000 is robust and robust. It can handle a large amount of water. It’s simple to maintain and is durable.

Cleaning the gunk and dirt from your aquariums is something this hang-on-back protein skimmer is able to do exceptionally. The best part is that it is submersible, meaning you can place it directly in the sump of your aquarium if you wish.


  • Pump that is easy to maintain.
  • The pump isn’t easily clogged.
  • The ability to deal with a huge amount of water.
  • Ideal for salt and fresh water aquariums.
  • There isn’t much space externally.
  • The pump can be submersible.
  • Allows you to include media for those who would like.


  • The process of setting it up can be difficult.
  • Assembly instructions are virtually nonexistent.

2. Eshopps Hang On Back Protein Skimmer

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This particular hang-on the back of the protein skimmer works designed for aquariums ranging from between 10 and 75 gallon. It is ideal for medium-sized aquariums but will not work well with anything larger than 75 Gallons. The flow of water is variable, which is quite helpful.

Perhaps one of the greatest characteristics of this Eshopps HOB Skimmer is the fact that it has an engine and pump that does not make any noise.

This particular Skimmer is quite small. The Skimmer is wide, but it is also tall and doesn’t require an excessive amount of horizontal space behind the aquarium. Furthermore, the cup is fully removable so that you can empty it without hassle.

However, it is simple to maintain and clean. The bubble plate on this model assists in diffusing the water flow so that more proteins are able to enter the cup for collection.

You may also enjoy this Skimmer due to its construction of materials that are extremely durable and easily cleaned.

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  • Clean and easy to maintain.
  • Durable.
  • Great bubble plate.
  • Very quiet.
  • Motor and pump that are reliable.
  • There isn’t much space in the background of an aquarium.
  • Great for small and medium tank sizes.


  • Overflows tend to occur.
  • Some connections might leak at times.

3. Reef Octopus Classic 100-HOB Skimmer

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Its pump Aquatrance that this Skimmer comes with is robust and reliable in the same way. It is a pinwheel design that effectively creates a pleasant mixture of water flow and bubbles to aid in spreading the water around and help get the proteins into the bin for collection.

The protein skimmer we reviewed is highly efficient and is a major benefit if you ask us. The installation and assembly process is relatively simple, making it easy for you.

Furthermore, the Reef Octopus 100-HOB skimmer is also ideal for aquariums up to 105 gallons in size. It can manage almost any aquarium you own in your home. Another unique thing with this particular model is that it is submerged into the tank rather than being visible from the outside.

Although it takes up some space inside the tank, you won’t require much space outside of the tank. It has an adjustable surface protein skimming device to give you a great deal to skim.

The top-quality acrylic construction of this Skimmer will ensure that it’s extremely robust and lasts for an extended period of time.


  • Durable acrylic.
  • It doesn’t take up a lot of external space.
  • Pinwheel pump that allows for lots of diffusion.
  • Very easy to assemble and set up.
  • Surface skimming attachment is included.
  • Perfect for bigger aquariums.


  • Maintenance can be a bit of an obligation.

4. Coralife Super Skimmer

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This protein Skimmer certainly lives up to its title because it does an excellent job of skimming. This is a high-powered alternative with an impeller that is patented for needle wheels, along with an aspirating Venturi. This system is extremely reliable and long-lasting.

The Skimmer creates an encircling water vortex to take in a large amount of proteins. The vortex produces tiny bubbles that draw particles, proteins, and other substances with great effectiveness. It also has a diffuser to ensure that only a few bubbles are in the aquarium.

It then deposits all the waste in the collection cup, which is able to be removed quickly for quick cleaning. The large neck of the collection cup ensures that the most waste possible gets through the pump into the cup for collection. The whole protein skimmer can be quite easy to maintain and clean it is an added benefit.

Another thing you may like about this Skimmer is it’s extremely efficient and, as such, it can handle a quantity of protein and water without requiring excessive energy. This means that your electric cost isn’t affected significantly.

This Skimmer will be an ideal accessory to any reef or saltwater aquarium. This model comes in 3 sizes ranging from one designed for tanks that hold 65 gallons and the largest being capable of handling tanks of up to 220 gallons.

It is also possible to appreciate the possibility of putting this model up on the tank’s back with the user-friendly hanging bracket. Or, put it directly inside the sump.


  • The HOB, or the sump.
  • Highly energy efficient.
  • Patented Vortex needle wheel pumps.
  • Simple to clean the collection bin.
  • Dual injection inlets.
  • Diffuser to stop bubbles from going into the aquarium.
  • Installation is simple and easy to do
  • It is fairly easy to keep.


  • The sound can be quite high in volume.
  • Not everything is space-friendly.

5. Aquamaxx HOB Protein Skimmer

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The Aquamaxx HOB protein Skimmer is unique; however, it is also a powerful protein skimmer. This model has been specially made to be used in sumps. It is a slim and sleek appearance, but it’s pretty tall.

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This makes it perfect to fit into a variety of sumps, particularly those that don’t have much room for lateral expansion. The pump is within the Skimmer in order to reduce space as well as the particular design of it ensures that it’s quiet, too.

The Aquamaxx HOB protein skimmer has been made for smaller and mid-sized aquariums. It is able to manage up to 60 gallons in the event of a low bio-load.

But, if you have an enormous bio-load in your tank, it can handle about 30 Gallons of water. We appreciate this Aquamaxx HOB protein Skimmer because it’s quite energy efficient.

The pump in this model is completely submersible and extremely robust. It produces an even mixture of water, bubbles, and turbulence to force protein and waste into the container for collection. The diffusers help lessen the turbulent flow inside the chamber to maximize the amount of garbage that gets pushed into the container.

Additionally, you can move the cup of collection upwards or downwards to set the foam level to dry or wet. Additionally, the computer-cut acrylic structure used in this specific protein skimmer makes it extremely sturdy.


  • Ideal for smaller tanks.
  • Energy efficient and space efficient.
  • Diffuser to reduce turbulence.
  • Pump of high-quality.
  • Moveable collection cup.
  • A durable acrylic.


  • Collection cups tend to fill up with water too quickly.

6. Reef Octopus BH90 Skimmer

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This particular Skimmer can be a great alternative if you are looking for a solution to handle a huge tank. The Reef Octopus BH90 Skimmer can manage aquariums up to 130 gallons; this means that it’s extremely powerful.

One thing to be mentioned is that this particular Skimmer is quite large, which means it will not work well with smaller tanks.

It requires a considerable amount of space to put it in place and to function effectively. The model utilizes an syphon to deliver fluid to the pump. This is beneficial because it reduces the strain on the pump, aiding in its longevity.

The protein skimmer has an extremely solid needle wheel pump and impeller to draw into large quantities of water. It produces a great mixture of bubbles to aid in making proteins stay in place and get to the chamber for collection.

The chamber for collection is quite large, meaning you don’t have to empty it often. And if you need to clean it out, there’s an easy-release feature to aid in the process.

The pump can also move the cup upwards or down, allowing you to take part in dry and wet skimming. It’s quite useful too. The pump can also skim directly above the water to eliminate any waste and oils off the surface.


  • Powerful pump.
  • Energy efficient.
  • A good size collection cup that is easily cleaned.
  • Height adjustable – dry/wet.
  • This creates a nice mix of bubbles and turbulence.
  • It is possible to skim the surface.
  • It is easy to set up.


  • Very loud.
  • It requires a lot of space.

7. Blue Ocean PP75 Skimmer

The HOB protein skimmer is designed for pretty big aquariums. It can handle plenty of volume of clear water effortlessly. The downside is that it takes up some space because of its capacity.

It is recommended to have at minimum 5 inches of horizontal space for this Skimmer to fit. The best part is placing it directly into your sump if you want to do this.

The HOB protein skimmer has a beautiful needle wheel pump and an impeller that creates plenty of turbulence and bubbles that help proteins stick to each other and get into the bins for collection.

The model uses the biological filtration chamber in order to get rid of waste and proteins. The rest is then taken to the simple to empty bin.

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You can also alter the bin’s size to alter the foam’s quality for wet and dry functions.


  • Large capacity.
  • Reliable pump.
  • Good water diffusion.
  • Energy efficient.
  • Simple to clean.
  • Bins that can be adjusted in height.
  • Bio-based filtration.


  • It requires a lot of space.
  • Very loud.

8. Bubble Magus QQ1 Skimmer

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It is a protein skimmer that is an excellent choice for anyone with a smaller-sized aquarium. It’s been rated as capable of handling aquariums that are as large as 25gallons, with a high bio-load.

It is likely to handle an additional aquarium in the event that the bio-load isn’t excessively high. It has a fantastic needle wheel impeller and a pump that can force lots of protein together before putting it into the bin for collection.

It is efficient in terms of energy consumption, which means it will not result in your electricity bill to rise to the sky. Its body model is extremely adaptable, and you can alter the bin size to accommodate different foam types.

What needs to be mentioned is the fact that it is quite massive for being capable of handling 25 Gallons of water. It’s a highly effective and reliable model that is easy to clean; however, it’s not the best choice in larger aquariums.


  • Energy efficient.
  • Great for smaller tanks.
  • It is easy to set up.
  • Adjustable bin height.
  • Excellent turbulence and bubbles.
  • Diffuser included.
  • It does come with an adjustable flow rate that can be adjusted.


  • Needs plenty of space.
  • Not ideal for larger aquariums.
  • A bit loud.

How To Set Up HOB Protein Skimmers

Image: S-F, Shutterstock

Before you start skimming proteins, you must understand how to set them up. So let’s discuss setting up your HOB protein skimmer now.

Let’s take this process in a step-by-step way to make the process as easy as it can be. Be aware that various models of protein skimmers require different setup procedures.

The steps listed below are general and designed to fit the majority of HPB protein skimmers. It is best to go through the instructions for the particular protein skimmer you buy to ensure that you correctly put it together and put it in place.

  • Install the protein skimmer onto the back with the hanging hook or bracket.
  • If it’s a sump protein skimmer, put this in your sump.
  • Connect the strainer with the input, and put the pump into the sump or water.
  • Make sure that the outputs of the protein skimmer are tightened.
  • Make adjustments to the protein skimmer so that it is slightly leaning toward either the sump or the tank.
  • Connect to the tubing for air.
  • Check that all tubing, connections, and outputs are exactly where they’re supposed to be.
  • Check that all the components are securely connected so that there aren’t any leaks.
  • Then, add the cup for collection and ensure it’s connected correctly.
  • Connect the tabs for flow control.
  • Re-check everything.
  • Plug it in, and then switch it on (you might need the device first).

Wrapping Up

HOB protein skimmers are positioned to keep the aquarium’s water sparkling and clear.

Eliminating waste and proteins from the water is vital to the overall health of many aquariums, particularly saltwater ones. Therefore, even though you don’t need to invest an arm and a leg, you must find a reliable hang-on back protein skimmer to last and perform the task efficiently.

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