MasterKure CC 300SB: Transparent, modified acrylic, solvent-based, high-gloss, curing, sealing and dust proofing compound

Formerly: Kure-N-Seal 30

How does MasterKure CC 300SB work?

MasterKure CC 300SB is a transparent, 30% solids, solvent-based, modified acrylic curing membrane. Apply it to damp or dry surfaces to provide a high-gloss finish. It complies with ASTM C 1315, Type 1, Class A.

Recommended uses:

  • Offices
  • Warehouses
  • Commercial buildings
  • Interior and exterior

What are the unique features of MasterKure CC 300SB?

  • Solvent-based for excellent blush/whitening resistance
  • VOC compliant for EPA and most regional jurisdictions
  • Compatible with most carpet and tile adhesives
  • Higher solids to yield a high-gloss finish
  • Good UV resistance for retention of transparency
  • Sprayable with suitable pump up canister sprayer
  • Compliant with AIM regulations so it offers a range of temperature applications

What are the benefits of MasterKure CC 300SB?

  • Ensures high curing efficiency allowing concrete to attain its full strength potential
  • Reduces surface absorption and dusting of concrete for easier cleaning and maintenance
  • Retains moisture in concrete to minimize shrinkage cracking
  • Low viscosity to provide easier application at cool temperatures
  • Abrasion-resistant to withstand foot traffic and provide extended wear
  • Reduced fluid penetration so it increases stain resistance of concrete

US / Canada Product Information

Data Guide

Certification Letter

LEED Letter

LEED v4 Letter

Direct contact

Master Builders Solutions Technical Support

Construction Systems


Safety Data Sheet (SDS)

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Product Certifications

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Related Literature

Certification Letter

pdf (96.31 Kb)

Data Guide

pdf (295.61 Kb)

LEED Letter

pdf (65.60 Kb)

LEED v4 Letter

pdf (70.20 Kb)