Water filtration system with UV and whole house water filtration system using ultraviolet light for whole house water purification. The medium duty whole house or commercial office water system filters water fast (up to 36 gallons every 60 seconds!) . This compact UV water filtration system sterilizes the water, offering you clean, pure water. With its fast-paced flow rate of up to 36 gallons per minute this water purification system is a suitable for any large home or office building, and can even be used in food processing (you can even make your own bottled water business with this water purification system).