Does anyone use bio towers to filter their tanks?
You know, they're about the size of a hot water heater.
Like these: http://www.aquaticeco.com/index.cfm/fuseaction/product.detail/iid/4094/cid/1185
You know, they're about the size of a hot water heater.
Like these: http://www.aquaticeco.com/index.cfm/fuseaction/product.detail/iid/4094/cid/1185