Powerful, yet compact UV system with pre-filtration designed for the average size home or cottage, for flow rates up to 9 gpm (34 lpm). Benefits: Pre-Filter Solution: Adds integral 5 micron pre-filtration module to the VH200 UV system. Convenient: Mounted on a reversible, heavy duty, painted steel bracket for installation flexibility and convenience Ease of Maintenance: Audible lamp replacement reminder and countdown timer with digital display. Controller will also go into alarm if the lamp fails Reliable: The constant current feature ensures stable UV lamp output, regardless of power fluctuations High-performance UV lamp, rigorously tested to provide consistent output over the entire lamp life (9000 hours) Space Efficient: High UV output lamp technology allows for a smaller footprint, while maintaining the same UV performance as a longer chamber. The VH200-F10 inactivates the following microorganisms: Cryptosporidium, Giardia, E.Coli and Fecal Coliform.