Aqua Sun Ozone International, Inc. announces the EZ-100, a new water cooler sanitizer designed to keep drinking water systems clean from the inside of the water reservoir. It features stainless steel construction, micro bubble stone ozone diffusion and ozone-resistant NSF approved tubing offering 12-volt 75 mg ozone output. The unit is easily installed on the back of a water cooler or condenser and will not take up any extra space. Dimensions are 4.5 x 2.0 x 5.0″ (11.43 x 5.08 x 12.7 cm); weight is 29 oz. (0.82 Kg).