Purinade® Replacement UV Bulbs

12W Ultraviolet Light Bulbs (UV-12W) – Kills harmful Bacteria, E Coli, Viruses Fungi, Algae and most microorganisms including cryptosporidium and giardia, and many other contaminants. No chemicals involved. Consistent performance. Sterilization effectiveness will not decrease over time. This light bulb is a replacement light bulb for UV water sterilization system. It has to be installed inside a transparent container that isolates it from water. The light bulb itself is not water proof. It can't touch water at any time.Product FeaturesCapacity: 1 GPMLength: 11"UV lamp: 12W