R-guard

FastFlash 2

Liquid flashing membrane

FastFlash is a gun-grade waterproofing, adhesive and detailing compound that combines the best of silicone and polyurethane properties. This single-component, Silyl-TerminatedPoly-Ether (STPE) is easy to gun, spread and tool to produce a highly durable, seamless, elastomeric flashing membrane.

Utilize FastFlash as a liquid flashing membrane in rough openings, to fill joints and seams, to counter flash waterproofing and air barrier components in new or existing wall assemblies, and to seal around penetrations or protect countersunk fasteners.

  • Streamlines preparation by eliminating the need for joint reinforcing tapes.
  • Solvent free. Isocyanate free. Complies with all VOC regulations.
  • Bonds to most common building materials without priming.
  • Bonds and cures in wet weather and on damp substrates.
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