External Aquarium Filters

Why is my external filter making noise?

External filters are largely quiet running units. If you are experiencing a lot of noise, it could be for one of two reasons; 1.) Damage to the impeller; To check your impeller, please click here and follow t...


How do I check the impeller?

Important: Disconnect mains electricity supply before handling or attempting maintenance. Always fully read and check the troubleshooting section within your product instruction manual. Our range of External ...


My external filter is leaking

If you are experiencing a leak with your External Filter please follow the below test to help identify the issue; The most important thing to do is identify where the leak is coming from and shut the water o...


External Filter Priming Instructions

To Prime your External Filter, please follow the below instructions; Make sure you fit it back together properly and then remove the pipe work and clear out the water. Make sure the impeller underneath the gu...