TRIDENT CYCLO-PLUS from Share is a closed loop system treatment that effectively rids your system of scale as it provides a layer of protection against corrosion. Specifically formulated for closed loop units, this convienient liquid is engineered for use in all heat exchange situations. Anti-precipitating, deflocculating and sequestering agents control the mineral deposits in systems using high scaling water. The versatility of TRIDENT CYCLO-PLUS is even more remarkable when you consider the environmental advantage it has over the other products. We've upgraded TRIDENT CYCLO-PLUS so that it now contains a combination of polymers and phosphates which replace the nitrates in our previous formula. For closed loop systems, TRIDENT CYCLO-PLUS from Share is the responsible choice.