Effective - virtually all microorganisms are susceptible to Mighty Pure ultraviolet disinfection. Economical - hundreds of gallons are purified for each penny of operating cost. Safe - no danger of overdosing, no addition of chemicals. Fast - water is ready for use as soon as it leaves the purifier – no further contact time required. Easy - simple installation and maintenance. Compact units require minimum space. Automatic - provides continuous disinfection without special attention or measurement. Chemical Free - no chlorine taste or corrosion problems. Versatile - Capacities available from 3 to 20 gallons per minute.