CREATOR Aquarium UV sterilizers are mainly used in seawater/freshwater aquaculture, aquariums, fish farms, ponds, landscape water, hot springs, swimming pools, etc. Effective UV Dose UV Dose (µ W. S/cm2) =UV Intensity (µ W/cm2) X Exposure Time(S) Specifications: 1\ Capacities are available from 2 to 440 gallons per minute. 2\ Chamber material is Polyvinylchloride. 3\ Average lamp life is 9000 hours. 4\ Maximum operating pressure is 7bars. 5\ Ballast has indicator to check the function of lamp. 6\ Inlet/Outlet size can be custom made according to customers` requirements. 7\ O-Ring material is silicon rubber (VMQ). Plywood case packing.