4Products Found
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Plus+StiRex
Post-Tensioning Corrugated PP Ducts Astral Plus+StiRex ducts and flat ducts, made from polypropylene (PP), offer a distinct advantage in the internal bonded post-tensioning of tendons in pre-stressed concrete. These ducts… -
Pre-StiRex
Corrugated PE Ducts for Pre-Stressing & Post-Tensioning Tendons Pre-StiRex Corrugated Sheathing ducts are made from high-density polyethylene (HDPE), and serve a distinct purpose in the realm of internal bonded post-tensioning…








