The PRO10 Model is a 10 GPM point-of-entry system that renders chlorine-resistant parasites, bacteria and viruses such as Cryptosporidium, Giardia and E. Coli harmless. This NSF certified system features a UV output sensor, lamp age indicator, malfunction monitor, CoolTouch fan and dynamic flow restrictor. *UVMax PRO10 has been renamed VIQUA PRO10. Replacement parts available below.