The Largest, Single Source Provider of
Unbonded Post-Tensioning System Components
0.5” 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 durable 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.