This pond aerator combines 2 important functions of a filter system: aeration & filtration area. It supplies the pond with oxygen &, through its unique bio-technic fibre structure, has lots of space for important micro-organisms, which effectively reduce the excess nutrients. Up to 25% of the pond volume can also be biologically activated. ...

Pure, gaseous oxygen without fuel or additives. "O-PUR" helps in the case of physical & mental exhaustion at the wheel, in the office & during sport, as well as in the case of a lack of oxygen. After 10 breaths in, the oxygen content in your blood increases by up to 30%. ...

With this set of practical filter pumps you can conjure up decorative fountains on your garden pond while at the same time enriching the water with oxygen. In addition, the organic active foam filter cleans the pond water mechanically & biologically. A dirt-retention device binds the soluble dirt when the pump is removed from the pond. The "quick & easy clean system" allows the filter to be cleaned just by turning it by h&. Part nos. 573014 & 573015 are fitted with a UVC to effectively combat floating algae. ...

With this set of practical filter pumps you can conjure up decorative fountains on your garden pond while at the same time enriching the water with oxygen. In addition, the organic active foam filter cleans the pond water mechanically & biologically. A dirt-retention device binds the soluble dirt when the pump is removed from the pond. The "quick & easy clean system" allows the filter to be cleaned just by turning it by h&. Part nos. 573014 & 573015 are fitted with a UVC to effectively combat floating algae. ...