581 Waterproof Coating, Cement Based, Gray, 50-Lbs.


SKU: 18365
  • $64.99
    Unit price per 

MasterSeal 581 Gray (formerly ThoroSeal) is a portland cement-based coating for concrete and masonry that provides protection against water, dampness and seepage. Mixed with MasterEmaco A 660, MasterSeal 581 creates a low maintenance and highly durable waterproof barrier that is NSF certified for potable water applications.

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