Product Review: Hydor Professional External Canister Filter

Kate Barrington
by Kate Barrington
Essential for a healthy aquarium, the right filter keeps the water quality in your tank high. Is the Hydor Professional External Canister Filter up for the task?


In order to maintain a thriving home aquarium, you need to invest in certain equipment. Among the most important pieces of equipment you need is a filter. Filtration is essential for a healthy aquarium because it helps to remove both solid and dissolved wastes from the water column to keep the water quality in your tank high. If you’re looking for a high-quality filter to use in your tank, consider the Hydor Professional External Canister Filter.


What Features Does the This Filter Offer?


The Hydor Professional External Canister Filter comes in five different sizes to accommodate aquariums ranging from 20 to 150 gallons in capacity. This canister filter offers three-stage filtration which means that it provides mechanical filtration to remove solid wastes from the water column, chemical filtration to remove dissolved wastes and toxins, and biological filtration to support the growth of beneficial bacteria that help maintain water quality. It is a compact, easy-to-use filter that is energy-efficient and it offers silent performance as well.


Related: Canister vs Hang-On Filters?


The Hydor Professional External Canister Filter features an integrated priming pump so you don’t have to fill the canister with water to start it and it offers a number of other advanced features as well, including the following:


  • A magnetic rotor with a durable ceramic shaft
  • A telescopic intake system
  • Adjustable inlet/outlet pipe
  • A quick-release hosetail tap


This Hydor Professional External Canister Filter comes with several types of filter media as well, including filter wool and a large-pore sponge for exceptional mechanical filtration plus porous Bio-Rings for biological filtration. You can customize the filter with any additional filter media you choose.


Related: Why You Need The API Master Test Kit


Pros and Cons for the Hydor Pro Canister Filter


To help you decide whether the Hydor Professional External Canister Filter might be the right choice for your tank, you need to consider both the pros and cons. Here are some of the pros for this filter:


  • Comes in a range of sizes to accommodate tanks from 20 to 150 gallons
  • Offers excellent filter circulation up to 290 gallons per hour
  • Includes several different types of filter media
  • Compact size takes up the minimum amount of space in your tank
  • Easy-to-use and quick to start up, no priming needed


On the con side, here are a few things to consider about the Hydor Professional External Canister Filter:


  • Marine tanks may require a higher filter model than freshwater tanks
  • Fairly expensive compared to other models, prices range from $100 to $200
  • Does not come with carbon filter media for chemical filtration


The Bottom Line


If you are looking for a compact, easy-to-use filter that offers three-stage filtration, the Hydor Professional External Canister Filter might be the right choice for you. This canister filter comes in five different sizes to accommodate tanks of any size (up to 150 gallons) and it can be used for both freshwater and saltwater tanks. It comes with several types of filter media and it is simple to set up, making your job that much easier.

Kate Barrington
Kate Barrington

Kate Barrington is the loving owner of two cats (Bagel and Munchkin) and a noisy herd of guinea pigs. Having grown up with golden retrievers, Kate has a great deal of experience with dogs but labels herself a lover of all pets. Having received a Bachelor's degree in English, Kate has combined her love for pets and her passion for writing to create her own freelance writing business, specializing in the pet niche.

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