*Eheim 1048 pump required and sold separately
Large internal volume with a small footprint
Optimal efficiency through high internal recirculation and fast Nitrate removal
Top-loading lid with detachable tube...
Specifically engineered to meet the environmental demands of fish ponds
The lightweight media is designed for very high flow rates
Low head loss
Very high biofilm surface This is the n...
The value of a biological filter depends on how well it performs the tasks of oxygenation, ammonia conversion and gas exchange on a long term basis. In the wet/dry filter, air and water mix as water trickles over an exposed filter...