Card On Guard
Card On Guard represents the next step in the evolution of photonics based technology...light weight, thin and requiring no electricity the solar card captures, stores and reemits UV and Infrared light to inhibit bacteria and fungi growth replacing 50% - 100% of traditional chemicals. The design provides the solar card with maximum combined contact with both water and light. Card On Guard floats upright exposing both sides to the sun and is propelled through and around the pool by the "shark fin" design that catches air and wind.
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