Philips UVC Lamp PL-S 7W
Ultraviolet clarifiers are used in ponds to eliminate water born algae which turns the pond water green or brown and starves it of oxygen.
The Philips 7 watt UVC - Philips lamps have approx’ 9000 operating hours, almost double the life of other inferior brands!
When Should I Replace my UVC Lamp?
Even thou your UVC Lamp may still indicate operation after 12 months, the effectiveness of the lamp will tend to decline.
Lamp should be replaced every 12months to keep your pond looking its best all year round.