MasterSeal 583 (ThoroSeal) Waterproof Coating


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An easy-to-use cement-based Waterproof coating for protecting concrete and masonry substrates. Mixes with water. Long lasting and decorative, it seals with a white finish.

  • Excellent adhesion, flexural strength, durability and freeze/thaw resistance
  • Weatherproofs and seals out dampness.
  • Stops seeping water and cuts radon gas infiltration.
  • Ideal for interior or exterior, above or below grade.
  • Fills and seals pores and voids to correct surface irregularities.
  • Protects concrete, masonry, stucco, and foam substrates.
  • Becomes part of the wall when fully cured.
  • Long-lasting decorative white finish.
  • Resistant to mold and mildew.
  • Apply thickly with tampico fiber brush.
  • Easy to use. One-component powder mixes easily with water.
  • Cleans up with soap and water immediately after use.
SKU: WRMST5 Categories: ,

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