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๐ Powerful Algae Control โ High-output 8W T5 UVC tubes effectively target and neutralise green algal water, helping your pond stay clear and healthy all season. A fresh UV bulb dramatically improves water clarity. ๐ฌ Precision Germicidal Design โ Engineered with high transmission quartz glass for consistent UVC performance that maximises sterilisation efficiency, supporting better filtration results. ๐ง Universal Fit-Ready โ 286 mm tube length (303 mm including pins), double-ended with 2 pins on each end. Compatible with most pond UV clarifiers and filter systems that use 8W T5 UVC lamps. ๐ Recommended Annual Replacement โ UVC output naturally declines over time even if the lamp still lights. Replacing every 6โ12 months keeps algae control strong and ensures peak filter performance. ๐ฆ Value Twin Pack โ Includes 2 x 8W UVC replacement tubes โ ideal for season preparation, system upgrades, or keeping a spare on hand.