Ista Rectangular Bio-Sponge Aquarium Filter (Large) Tank Safety and aquarists who want a

and aquarists who want a dedicated reactor for carbon

Prepare new saltwater in a clean container outside the aquarium

It can be distinguished by its short snout

It is very reef safe

24V 36W power supply

Ista Rectangular Bio-Sponge Aquarium Filter (Large) Tank Safety and aquarists who want aIsta Rectangular Bio Sponge Aquarium Filter (Large) High Capacity Air Driven Filtration with the Ista I 149 The Ista Rectangular Bio Sponge Aquarium Filter (Large) provides increased sponge capacity for aquariums requiring dependable mechanical and biological filtration without the strong intake of a motor driven internal filter. Its tall rectangular foam block captures suspended debris while providing extensive surface area for beneficial bacterial