Increase the oxygen solubility in water. 1x Aquarium Biochemical Sponge Filter. Soak the sponge in the aquarium water for 5 minutes before use, by doing this will help nitrifying bateria colonise easier.
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Bubble Magus Curve 5/7/9 A5/A8/A9 29/36/66 Aquarium Internal Protein Skimmer DC Pump Saltwater Marine Fish Tank Filter
Aliexpress UK
Nozzle Type: Duckbill Nozzle. Widely used in aquarium, fish tank and pump. Large Duckbill Nozzle 45cm/17.7in 1.9cm/0.7in 2.5cm/1.0in 2.9cm/1.1in. Long tube water outlet design, more convenient to use.
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SUNSUN EH-300 EH-500 220V Aquarium Fish Tank Adjustable Temperature External Heater Connecting filter or pump
Aliexpress UK
Application My Ciano. Perfect to combat and help eliminate algae. You Save £1.76. - Compatibility: CFBIO150/250. - App Code: COM560030. - Compatibility: CF80, CFSTONE80, CFBIO150/250.
eBay
Betta Fish Aquarium Desktop Fish Tank Starter Kit With Filter Lighting Home Decor Small Landscape Supplies For Living Room
Aliexpress UK
Increase the oxygen solubility. Perfect filters accessories for your tank and aquarium. The foam can be cut and is suitable for all kinds of fish tanks. Due to the difference between different monitors,the picture may not reflect the actual color of the item.
eBay
Silent Aquarium Fish Tank Filters 4 in1 Water Purification Circulation Pump Small Built-in Submersible Pump 220v
Aliexpress UK
It can be cracked into pieces to any size needed.
eBay
fish living room side filter aquarium ecological self-circulation desktop ultra-white glass goldfish tank
Aliexpress UK
Multipurpose: works perfectly as a secondary filter or prefilter, easy to hide behind plants and decor, fit any corner, great for shrimp tank, breeding tank, betta tank, nano tank, turtle tank, fry tank, goldfish, baby fish or other fish.
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XIAOMI MIJIA Smart Desktop Fish Tank High Transparency Glass Fish Bowls App With Filter Automatic Feed Aquariums Fish Aquatic
Aliexpress UK
PREMIUM MATERIAL: The aquarium filter guard is made of stainless steel and plastic and is robust, non deforming and compact. ANTI CLOGGING: The stainless steel intake strainer prevents the intake of large amounts of debris that can clog the filter system.
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SUNSUN new fish tank filter waterfall three-in-one wall hanging filter external circulation small silent oil removal film
Aliexpress UK
1 x Sponge filter. You need to buy extra more 1unit Air Pump to drive the air filter! Water Type: All Water Types. Color may have a little color difference, Because of the different display settings.
eBay
CL fish tank living room large household aquarium partition wall floor-to-ceiling filtration water-free ecological ultra-white
Aliexpress UK