Ista Round Bio-Sponge Aquarium Filter (Large) Airline Tubing & Accessories Occasionally blowing the colony with

Occasionally blowing the colony with a baster or powerhead will help clear detritus from between the polyps and discourage nuisance algae

then adjust pump speed and output level gradually

10 hangers and multiple spacers support the longer cover layout

Boyd Chemi-Pure Elite - 47 oz

Ista Round Bio-Sponge Aquarium Filter (Large) Airline Tubing & Accessories Occasionally blowing the colony withIsta Round Bio Sponge Aquarium Filter (Large) Broad Biological Filtration with the Ista I 146 The Ista Round Bio Sponge Aquarium Filter (Large) combines a broad sponge surface with a low profile weighted base for dependable mechanical and biological filtration. Its air driven operation draws aquarium water through the porous foam while rising bubbles improve circulation and help promote oxygen exchange. The larger round sponge provides increased