Poolking, your best swimming pool equipment manufacturer and supplier with more than 20 years experience.                                                                              +8613922334815


how to sterilise aquarium equipment


Author: Poolking - Swimming Pool Equipment Manufacturer

How to Sterilise Aquarium Equipment

Aquariums are a beautiful way to bring nature indoors. There's nothing quite like sitting in front of a beautiful aquarium and watching as the fish dart around their little underwater world. Aquariums do require some maintenance, however, including regularly sterilising the equipment in the tank. Sterilisation is an essential part of keeping an aquarium healthy, as it helps to prevent the growth of harmful bacteria that can cause diseases in fish. In this article, we're going to walk you through the steps of how to sterilise your aquarium equipment.

Why Sterilise aquarium equipment?

Before we dive in, it's essential to understand why sterilisation is so important. When you think about it, aquariums are like little ecosystems. Everything in the tank, including the water, the fish, and the equipment, is interconnected. Over time, bacteria and other microorganisms build up on the surfaces of the equipment in the tank. These microorganisms can be harmful to fish, leading to various illnesses and even death.

If you don't sterilise your aquarium equipment regularly, these microorganisms can multiply and spread throughout your entire tank, leading to a bacterial bloom. A bacterial bloom is when the bacteria population in your tank explodes, leading to cloudy, smelly water that can be dangerous for your fish. By sterilising your aquarium equipment regularly, you can prevent the growth of harmful bacteria and keep your fish healthy.

What equipment should be sterilised?

All of the equipment in your aquarium needs to be sterilised regularly. This includes everything from the rocks and decorations to the filter and air stones. Any equipment that is in contact with the water in your tank needs to be sterilised to prevent the growth of harmful bacteria. Be sure to sterilise your equipment with care to avoid damaging it.

How to sterilise aquarium equipment

Now that you understand the importance of sterilising your aquarium equipment let's dive into how to do it correctly.

Step 1: Gather your supplies

You will need a few supplies to sterilise your aquarium equipment correctly. These supplies include a bucket, sponge, bleach or hydrogen peroxide, and a clean cloth or towel.

Step 2: Remove equipment from the tank

Take out all the equipment from the tank and place it into a bucket.

Step 3: Clean the equipment

Use a soft sponge to scrub each piece of equipment, removing any algae or debris that has built up. Be gentle, as some equipment can be fragile and easily damaged.

Step 4: Rinse with water

Once you have scrubbed the equipment, rinse it thoroughly with clean water to remove any remaining debris.

Step 5: Soak in bleach or hydrogen peroxide.

Fill the bucket with water and add either bleach or hydrogen peroxide. The amount of bleach or hydrogen peroxide you need to add depends on the size of the bucket and how much equipment you have to sterilize. A good rule of thumb is to add one cup of bleach or hydrogen peroxide for every gallon of water. Mix the solution well and soak your equipment in the mixture for at least 30 minutes.

Step 6: Rinse with water

After soaking, remove the equipment from the bucket and rinse it thoroughly with clean water to remove any remaining bleach or hydrogen peroxide.

Step 7: Let the equipment dry

Lay the equipment out on a clean towel or cloth and let it air dry completely before placing it back in your aquarium.


Sterilising your aquarium equipment is crucial for keeping your fish healthy and happy. By following these simple steps, you can ensure that all of the equipment in your tank is properly sterilised, free of harmful bacteria and other microorganisms. Remember always to monitor your aquarium carefully and maintain a regular cleaning schedule to keep your fish healthy and thriving.


Just tell us your requirements, we can do more than you can imagine.
Send your inquiry

Send your inquiry

Choose a different language
Current language:English