The 25 Watt UV Sterilizer is the premium choice for water sterilization or clarification for 500-1200 gallon ponds.

When used as a sterilizer it will control the amount of harmful bacteria in your pond creation a healthier environment for your ponds ecosystem.

When using this unit as a clarifier it will clear ponds up to 4000 gallons size with 50% to 75% plant coverage.