
Nox-Crete Products Group introduces two new combination water-repellants and membrane forming sealers: Duo-Shield and Tri-Shield. Both combine a deep-penetrating silane and a low molecular weight acrylic resin to seal concrete from the damaging effects of deicing salts and freeze/thaw related scaling, and provide stain protection all in one product. The acrylic component in each gives decorative surfaces a wet look and enhances natural colors. Tri-Shield can also be used as a curing compound on freshly placed concrete while Duo-Shield is used as a sealer on existing concrete only. Both products are designed to resist oxidation and yellowing when exposed to exterior conditions, and both offer excellent water vapor permeability and resistance to blistering.













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