External Aquarium Filters

The UV Bulb Is On, but My Pond Water Remains Green
If your pond water is still green despite the UV bulb being operational, several factors might be contributing to this issue. Understanding the Role of UV...
Mon, 19 May, 2025 at 12:25 PM
Troubleshooting Steps for the Boyu EF-05
Ensure Proper Media Setup: Make sure the filter media is stacked all the way to the top and that the canister is completely filled with water. This is cru...
Mon, 19 May, 2025 at 12:41 PM
Can I Swap My UV Head to a Non-UV Model?
Our External Filter range varies in body size. While smaller head units cannot be used on larger filter bodies,  certain models offer interchangeable head...
Mon, 19 May, 2025 at 3:31 PM
How to Arrange Filter Media in Your Canister Filter Basket
Proper arrangement of filter media ensures optimal filtration and water clarity in your aquarium. Here's a step-by-step guide: Top Basket – Activated...
Mon, 19 May, 2025 at 12:24 PM
What size external filter should I go for?
You should find out the volume of tank and judge accordingly using the specification details of the product. You can never have too much filtration but yo...
Tue, 9 Apr, 2019 at 10:51 AM
Can my external filter go above or next to my tank?
An External Filter product relies on a siphon action when priming. This means it can not be positioned above the tank. For best results position your Exter...
Tue, 9 Apr, 2019 at 10:51 AM
What do I need to know about the aquarium external filter?
Here is some general set up advice for the aquarium external filter range: Important: Disconnect mains electricity supply before handling or attempting ma...
Tue, 9 Apr, 2019 at 10:51 AM
What is the difference between the old series and the new series of EF filters?
The new EF filter range includes many design improvements compared to the original series. The improvements include; an easier, more consistent priming fun...
Tue, 9 Apr, 2019 at 10:52 AM
How to Fit Smaller Size Hosing on My EF External Filter Booster
In order to fit smaller size hosing (14mm), adjust the tap as follows: 1.) Image 1 below depicts the tap from the box with additional adjustment piece. 2...
Tue, 9 Apr, 2019 at 10:52 AM
How to Fit Smaller Size Hosing on My EF-2 External Filter Booster
In order to fit smaller size hosing (18mm), adjust the tap as follows: 1.) Image 1 below depicts the tap from the box with additional adjustment piece. 2...
Tue, 9 Apr, 2019 at 10:52 AM