Water system with UV and whole house water filter system using ultraviolet light for whole house water filtration. The standard duty house or office water system filters water at up to 12 gallons per minute. This very compact UV water filtration system sterilizes the water, offering you clean, pure water on demand. With its ability to sterilize water at a flow rate of up to 12 gallons per minute this water purification system is a suitable for any home under 3,000 square feet, or offices, and can even be used in food processing. This water system is also a great add-on to any existing system that does not currently have UV light for purifying water.