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With over 45 years of trust among aquarists
Efficient heating: Maintains consistent temperatures for a healthy aquarium environment
it includes integrated LED lighting and simple touch controls
Effective against annual and perennial weeds
The result is a visually stunning marine environment with thriving coral health and vitality
Fluval External Filter: FX4 Refurbished corner With over 45 years ofThe Fluval FX4 External Filter is a powerful canister filter suitable for freshwater and marine aquariums up to 1,000 litres. Positioned between the Fluval 406 and the larger FX6, it delivers impressive filtration performance in a compact design. This particular unit has been used previously and is supplied with new impellers fitted for dependable operation. Key Features Suitable for aquariums up to 1,000 litres Multi stage filtration system Pumps up