Clarifier/Sterilizer Black 20W

Clarifier and Sterilizer Suitable For Medium Ponds
Fully Submersible Unit Controls Water Born Algae and Prevents The Spread Of Disease
Comes complete with 9 hour, long life 1 watt lamp and water tight quartz sleeve. Includes transformer and 18 grounded power cord. Black color is unobtrusive whether used in or out of the water.