Elimination of suspended algae (green water) and reduces harmful bacteria and pathogen level. Allows a direct installation on the BioSmart (only Vitronic 18-36 W) and an easy installation thanks to an extensive range of connection accessories. Includes a visual function check of the UVC bulb with a quick release for easy bulb change and cleaning of the quartz glass. 100 %, VDE-certified safety; does not cause eye injuries. Max flow rate: 35000l/h and suitable for ponds up to 20m3 depending on fish stock.