Ista Rectangular Bio-Sponge Aquarium Filter (Large) Tank Safety It can be distinguished by

It can be distinguished by its short snout

24V 36W power supply

Controls up to two devices or two channels when wired to compatible equipment

and aquarists who want a dedicated reactor for carbon

Reef Nutrition Pac-Pods Concentrate - 6oz

Ista Rectangular Bio-Sponge Aquarium Filter (Large) Tank Safety It can be distinguished byIsta 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