This powerful double-ended pond UVC bulb zaps away single cell green algae and is suitable for use with the Lotus 100w UVC.

This single-ended UV bulb fits many popular filters such as the following*: All-in-OnesOase Filtral 9000PondXpert TripleAction 4500 EvolvePondXpert TripleAction 6000 Evolve FiltersHozelock Bioforce 8000Oase Filtoclear 6000Oase Filtoclear 11000Oase Filtoclear...

This 13w bulb has a unique 'double-fin' appearance at the base of the bulb. It is suitable for the Fish Mate 15000 Powerclenz filter.

This popular single-ended UVC bulb fits the following filtration systems: All-in-OnesFish Mate 5000 Bio Filter & PondXpert TripleAction 3000 (5m cable)Hozelock EasyClear 9000PondXpert TripleAction 3000 Classic (5m cable)PondXpert TripleAction 3000 Classic...

This quality double-ended UVC light bulb that fits the following systems: FiltersFish Mate Gravity 15/30 UVCsEvolution Aqua Evo 15wLotus 15wTMC 15

This 16w bulb fits the following filtration systems: FiltersHozelock Ecopower 10000Hozelock Ecopower+ 10000Oasis/Lotus Green2Clean 12000

This 18 watt double-ended UVC bulb is suitable for the following filtration systems. FiltersLotus Clear Pond 18Lotus Green Genie 6500Lotus Green Genie 12500Lotus Green Genie 18000Lotus Green2Clean 18000 UVCsLotus 18w

MORE EFFICIENT, BETTER FLOW BETWEEN TUBESPopular replacement bulb for pond UVC units and filters which fits the following filtration systems: FiltersBlagdon Midipond 20000Evolution Aqua EazyPod Automatic CompleteEvolution Aqua Eazypod Complete GreenEvolution...

This single-ended bulb fits the Laguna 8000 Pressure-Flo filter. Please note that Laguna do not supply a 20w UVC bulb anymore as it has been replaced by this 18w version. This bulb is particularly unique as it is both single-ended and single-tubed, with...

MORE EFFICIENT, BETTER FLOW BETWEEN TUBES This is a popular replacement single-ended UV bulb that fits many pond filters and UV units including the following: FiltersBlagdon Midipond 14000Blagdon Midipond 28000Fish Mate 30000Hozelock Bioforce Revolution...

This 25w double-ended bulb is suitable for the following filtration systems: FiltersLotus Clear Pond 25Lotus Clear Pond 50Lotus Green Genie 24000Lotus Green Genie 30000Lotus Green Genie 48000Lotus Green2Clean 24000Lotus Green2Clean 30000Lotus Green2Clean...

This is a special UVC bulb designed for Laguna filters that fits the Laguna Pressure-Flo 12000. This bulb is particularly unique as it is both single-ended and single-tubed, with all 4 pins on one end. It is suitable for the following filters: Laguna...