The PURA UVB Series is designed to provide disinfected water at a flow rate of 2 gallons per minute. In addition to disinfection, water is filtered through their 0.5 micron Extended Pass Carbon Block (EPCB) filter. PURA's double model provides you with additional filtration with a sediment pre-filter. The PURA UVB is a compact All-in-One system that installs with ease and can be used anywhere that clean, clear, good tasting disinfected water is needed. It is ideal for point-of-use applications like: under the kitchen sink, office water coolers, water vending machines, boats, recreational vehicles, etc.