Barrier-Bac/Inteplast Group

VBC-350 Composite Vapor Barrier

The 31 mil composite vapor barrier provides a mechanical bond with the concrete when it is placed with its non-woven geo-textile fabric lamination facing the concrete pour.

  • Peel adhesion to concrete up to 8 lbs./in.
  • Bond improves slab protection from moisture migration by maintaining tight contact with the slab, especially under expansive soil conditions
  • Typical use includes projects with expansive soil conditions, void formed slab and high water table
  • Available in standard roll size 12 ft. × 150 ft.
  • Baseline water vapor permeance (US Perms) via ASTM E96, Method B, is 0.007

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