Home / Filtration & Circulation / Aquarium Filters Aquarium Filters Home > Filtration & Circulation > Aquarium Filters We stock a range of internal and external filters for aquariums up to 600L. External filtration minimizes the amount of equipment on show inside your aquarium. To further reduce equipment on show then think about using a thermo filter which heats your water externally, rather than having an internal heater visible inside your tank. Sort by: Most Popular Latest InPrice Low to HighPrice High to LowName A to ZName Z to A View Showing 1 - 24 of 30 products Showing 1 - 24 of 30 products Item in Stock Dennerle Nano Corner Filter 40 2 review(s) Add to cart Quickview Dennerle Nano Corner Filter 40 2 review(s) £19.99 Add to cart Quickview Item in Stock Dennerle Nano Corner Filter 60 0 review(s) Add to cart Quickview Dennerle Nano Corner Filter 60 0 review(s) £29.99 Add to cart Quickview Item in Stock Dennerle Nano Corner Filter XXL 90 0 review(s) Add to cart Quickview Dennerle Nano Corner Filter XXL 90 0 review(s) £39.99 Add to cart Quickview Item in Stock Eheim BioPower 160 Internal Filter 0 review(s) Add to cart Quickview Eheim BioPower 160 Internal Filter 0 review(s) £54.50 Add to cart Quickview Item in Stock Eheim BioPower 200 Internal Filter 0 review(s) Add to cart Quickview Eheim BioPower 200 Internal Filter 0 review(s) £63.35 Add to cart Quickview Item in Stock Eheim BioPower 240 Internal Filter 0 review(s) Add to cart Quickview Eheim BioPower 240 Internal Filter 0 review(s) £73.75 Add to cart Quickview Item in Stock Eheim miniUP - Mini-Internal filter for aquariums 0 review(s) Add to cart Quickview Eheim miniUP - Mini-Internal filter for aquariums 0 review(s) £24.49 Small Internal Filter for Nano Tanks Add to cart Quickview Item in Stock EHEIM Pickup 160 0 review(s) Add to cart Quickview EHEIM Pickup 160 0 review(s) £29.99 Add to cart Quickview Item in Stock Eheim Pro 4+ 250T Thermo External Filter 0 review(s) Add to cart Quickview Eheim Pro 4+ 250T Thermo External Filter 0 review(s) £291.99 Add to cart Quickview Item in Stock Eheim Pro 4+ 350T Thermo External Filter 0 review(s) Add to cart Quickview Eheim Pro 4+ 350T Thermo External Filter 0 review(s) £374.00 £346.00 Add to cart Quickview Item in Stock Eheim Pro 5e 600T Thermo External Filter 0 review(s) Add to cart Quickview Eheim Pro 5e 600T Thermo External Filter 0 review(s) £534.35 £496.00 Add to cart Quickview Item in Stock EHEIM professionel 4+ 600 External Filter 0 review(s) Add to cart Quickview EHEIM professionel 4+ 600 External Filter 0 review(s) £284.99 Add to cart Quickview Item in Stock Oase BioMaster Thermo 250 Aquarium External Filter 4 review(s) Add to cart Quickview Oase BioMaster Thermo 250 Aquarium External Filter 4 review(s) £224.99 £199.99 900LPH with built in heater. Add to cart Quickview Item in Stock Oase BioMaster Thermo 600 Aquarium External Filter 3 review(s) Add to cart Quickview Oase BioMaster Thermo 600 Aquarium External Filter 3 review(s) £319.99 £279.99 1250LPH with built in heater. Add to cart Quickview Item in Stock Oase BioMaster 2 Thermo 850 Aquarium External Filter 0 review(s) Add to cart Quickview Oase BioMaster 2 Thermo 850 Aquarium External Filter 0 review(s) £374.99 1550 LPH with built in heater. Add to cart Quickview Item in Stock Oase BioMaster 2 Thermo 600 Aquarium External Filter 0 review(s) Add to cart Quickview Oase BioMaster 2 Thermo 600 Aquarium External Filter 0 review(s) £319.99 1550 LPH with built in heater. Add to cart Quickview Out of stock Oase BioMaster 2 Thermo 350 Aquarium External Filter 0 review(s) Out of stock Oase BioMaster 2 Thermo 350 Aquarium External Filter 0 review(s) £249.99 1550 LPH with built in heater. Out of stock Item in Stock Oase BioMaster 2 Thermo 250 Aquarium External Filter 0 review(s) Add to cart Quickview Oase BioMaster 2 Thermo 250 Aquarium External Filter 0 review(s) £224.99 1550 LPH with built in heater. Add to cart Quickview Item in Stock Oase FiltoSmart Thermo 100 Aquarium External Filter 4 review(s) Add to cart Quickview Oase FiltoSmart Thermo 100 Aquarium External Filter 4 review(s) £132.99 Great External Filter for Nano Aquariums Add to cart Quickview Item in Stock Oase FiltoSmart Thermo 200 Aquarium External Filter 0 review(s) Add to cart Quickview Oase FiltoSmart Thermo 200 Aquarium External Filter 0 review(s) £154.99 Great External Filter for Nano Aquariums Add to cart Quickview Item in Stock Seachem Tidal 35 Power Filter (HOB) 0 review(s) Add to cart Quickview Seachem Tidal 35 Power Filter (HOB) 0 review(s) £44.99 Powerful Hang On Back Filter up to 130L Add to cart Quickview Item in Stock Seachem Tidal 55 Power Filter (HOB) 0 review(s) Add to cart Quickview Seachem Tidal 55 Power Filter (HOB) 0 review(s) £52.99 £48.99 Powerful Hang On Back Filter up to 130L Add to cart Quickview Item in Stock ADA Super Jet Filter ES-600 Series with Lily Pipes 0 review(s) Add to cart Quickview ADA Super Jet Filter ES-600 Series with Lily Pipes 0 review(s) £749.00 Add to cart Quickview Item in Stock Eheim Surface Skimmer Skim 350 1 review(s) Add to cart Quickview Eheim Surface Skimmer Skim 350 1 review(s) £36.99 £32.99 Say goodbye to surface scum! 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