Hey'di Powder X System

HEY'DI POWDER X SYSTEM is a combination of cementitious and silicate based materials used on negative side surfaces to seal and stop leakage caused by hydrostatic pressure. This 3 coat, two part system consists of one powder and a liquid.


  • Leaking and weeping concrete or masonry from the negative side
  • Protects against hydrostatic water pressure
  • Will not debond from the surface by water pressure


  • Interior/exterior walls below grade
  • Slabs on grade and basements
  • Foundations
  • Reservoirs
  • Tunnels
  • Dry docks


  • HEY’DI POWDER X is packaged in 30 lb (13.6 kg) pails and
  • HEY'DI SEALING LIQUID is packaged in 5 gal (37.9 L) pails.

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