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Fluval Biological Aquarium Cleaner reduces unsafe organic matter (fish waste, decaying leaves, uneaten food, etc.) that regularly gather on filters, gravel, ornaments and other surfaces.

Fluval Biological Aquarium Cleaner reduces unsafe organic matter (fish waste, decaying leaves, uneaten food, etc.) that regularly gather on filters, gravel, ornaments and other surfaces.

Immediately establishes safe biological aquarium environment Powerful responsive ammonia and nitrite elimination Prevents fish loss Allows immediate introduction of fish For fresh and saltwater use

FX Series Utility Valve is suitable for FX4, FX5 and FX6 high performance filters (A214, A218, A219). – Effortless Maintenance: Allows for easy water changes and cleaning of...

Introducing the Fluval FX AquaStop Valve, the ultimate accessory for managing water flow in your Fluval FX series canister filter. This innovative valve allows for quick and secure...

FX Series Lid Fastener is suitable for FX4, FX5 and FX6 high performance filters (A214, A218, A219).

FX Series O-Ring (Filter Lid) is suitable for FX4, FX5 and FX6 high performance filters (A214, A218, A219).

FX Series Top Cover Click-fit O-Ring for I/O Valve designed for the FX4, FX5 and FX6 high performance filters (A214, A218, A219)

FX Series Utility Valve Hosing is suitable for FX4, FX5 and FX6 high performance filters (A214, A218, A219).

Fluval FX4 Magnetic Impeller Assembly is suitable for Fluval FX4 High Performance Filter (Item# A214).

FX Series Magnetic Impeller Assembly is suitable for FX5 and FX6 high performance filters (A218, A219).

FX2/FX4/FX6 Canister Filter