The PRO30 Model is a 30 GPM point-of-entry system for commercial applications that renders chlorine-resistant parasites, bacteria and viruses harmless. This NSF certified system will track actual, real-time UV dose for a particular flow. Additional features include high UV output for NSF Class A installations, lamp age indicator, malfunction monitor, CoolTouch fan, stainless steel chamber, and 120 AC voltage. The Pro30 features an amalgam lamp that provides higher strength and up to 2 years of lamp life.