Skimmers act as mechanical filters in any pond situation. A mechanical filter is a filter that removes and collects particles out of the pond water to be later removed by the consumer. Many pond owners make the mistake of relying on a skimmer to act as a bio filter which it will not do and is not designed to do.
When building your pond selecting a skimmer is as important as selecting your filtration. You want to make sure you choose a skimmer big enough to handle the needs of your pond as far as waste goes, and as far as how much water you are looking to flow through the skimmer.
Cetus Pond Sieve
The Cetus sieve is a totally new, bow screen pre-filter, made using the latest rotational molding technology. ...