Waterborne, low VOC sealer that will impart excellent water repellency to both wood and masonry surfaces. API-WP40 provides early water repellency with long-lasting effects.


  • Protects wood, brick, cement block and stucco against water and
  • Non-yellowing, assures color stability.
  • Can be formulated with other surface coating resins.
  • Allows the substrate to “breathe”


The above formulation may be applied via brush or roll methods. Two coatings are recommended for optimal performance. For best results allow 24-48 hours for drying/curing.

For More Detailed Information, Download the Data Sheets

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