The Anion UVC water treatment tube for hot tub/spa application is a fully submersible, long lasting, non corrosive, simple to use devise that will enhance the hot tub ownership experience by adding another level of protection while lowering the cost of ownership and improving the whole hot tub experience. Safe to use in regular or salt water environment, the unit provides 150 watts of 254nm UVC light waves that disrupt the DNA of nasty bacteria while helping to clarify the water and remove most of the odours associated with both Bromine and Chlorine chemicals. Regular usage of the Anion UVC tube will reduce chemical costs by as much as 75%.