Fluval External Filter: FX4 Refurbished corner Effective against annual and perennial

Effective against annual and perennial weeds

Efficient heating: Maintains consistent temperatures for a healthy aquarium environment

With over 45 years of trust among aquarists

allowing for maximum efficacy

it includes integrated LED lighting and simple touch controls

Fluval External Filter: FX4 Refurbished corner Effective against annual and perennialThe 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