The Classic 25 Watt UV sterilizer is designed for maximum performance, power, and reliability. Ultraviolet is a proven dependable and effective method of controlling algae and harmful bacteria without leaving any residuals in the water. Aqua Ultraviolet utilizes the highest quality components designed to work perfectly together maximizing kill rates and insuring ease of installation and maintenance. We calculate and publish our flow rates at 30,000 ¦w/cm¦ , based on the end of that 14 month life so there is no need to adjust water flow.
The Classic 25 watt UV is the premium choice for water sterilization of ponds/aquariums from 500 to 1200 gallons eradicating bacteria and creating a healthy environment. The Aqua Ultraviolet Classic 25 Watt can also be used as a clarifier to remove free floating algae for bodies of water up to 4000 gallons with 50% to 75% plant coverage. Simply put Aqua Ultraviolet Classic 25 watt UV sterilizer will clear you water in 3 to 5 days, sometimes over night, and keep it that way.

How To - Aqua Ultraviolet Classic 2" Installation - 3:47
How To installation video for the Aqua Ultraviolet Classic 2" sterilization units.

How To - Aqua Ultraviolet Classic 3/4" Installation - 3:10
How To installation video for the Aqua Ultraviolet Classic 3/4" sterilization units.

Installation of Advantage 2000 / 2000+ - 2:07
This video explains how to install the Advantage 2000 / 2000+.