Gallon bag about 2/3 full of lava rocks. Lots of space for biological filtration. Usually floats for about a day when you put it in the water, then sinks.
|Category:||Hardware - Filters, tanks, substrate, etc.|
|Won by:||$4 HaleyJoT|
|Ends:||Oct. 31, 2020, 8 p.m.|
|Location:||VT: University Mall|
|Views:||34 views, 1 watching|