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Fill Voids Around Concrete Structures

Single component, water activated, hydrophobic, low viscosity, closed cell polyurethane injection resin. As the ideal leak seal for filling voids and also cutting off high-flow underground leaksAP Fill 700 is a proven polyurethane void fill solution for all types of concrete structures. For similar products, see the page on Soil Stabilization.

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AP Fill 700 Sample Demo


  • Concrete void filling for all types of structures.
  • Consolidating loose soil.
  • Filling voids under concrete slabs.
  • Cutting off underground water flows.
  • Cutting off high flow leaks.