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Sto Corp.
MFG:81709-050
SKU: STO81709-050
/ Bag
Bag

Description

Sto's ExtraSeal is a polymer-modified Portland cement-based material for use over prepared vertical above-grade concrete and concrete masonry (CMU) walls as part of a StoGuard® water resistive air barrier system. It is used beneath StoPowerwall® and other Sto listed ASTM C926 compliant stucco brown coats.

  • Water-resistant material
  • Vapor permeable
  • Polymer-modified cement-based product
  • Easy spread by trowel
  • Zero VOC