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Unbonded Post-Tensioning System Components

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0.6” GTI Zero Void® System

GTI designs and supplies the most advanced and reliable Encapsulation Systems for Unbonded Post-tensioning available today. The GTI Zero Void® Encapsulation System is a proven method of providing corrosion protection for unbonded tendons. Our patented system consists of an anchor casting encapsulated in a thick polyethylene material with excellent chemical and cold temperature resistance.