Kockney Koi Yamitsu PLL UV Tube
The Kockney Koi Yamitsu PLL UV Tube are available in a range of sizes including: 18w, 24w, 36w, 55w and will fit into most brands of UVC Sterilisers. The replacement PLL UVC Lamps have 4 small pins and the end of one end only.
To keep your pond clear from algae and green water build up bulbs should be replaced every 8 to 12 months, the recommended time to replace a bulb is at the start of spring just as the pond season starts, this ensures the UVC is at optimum performance for when it is needed.