Yamitsu Algae Master TUV 11W PLS - G23 UV System Replacement Lamp/Bulb - 2 Pin

Yamitsu produce very high quality Ultra Voilet equipment and these lamps are no exception.

These germicidal lamps can be used in drinking water sterilisation as well as for ultra violet clarifiers for fish ponds and aquariums.

Green water in fish ponds causes headache for many pond keepers, however with the addition of a UV clarifier you can achieve clear water with the correct size UVC unit for your system.