Sto VaporSeal™ is a fluid-applied air barrier, Class 1 vapor barrier and water-resistive barrier (WRB).  It can be used as part of StoTherm, StoPowerwall, StoQuik and StoVentec wall systems, and is suitable for use behind most exterior claddings including rainscreen, metal, wood, stone, brick, and masonry.

5 gallon pail