PRODUCTS

Silicone

Advanced protection with HarcoSil® silicone elastomeric roof coating systems

The HarcoSil® range represents the pinnacle of high-performance protection for architectural surfaces and roofing substrates. Products such as HarcoSil® 19-97 and HarcoSil® Flashing Grade 17-FG-22 set new benchmarks in durability, breathability, and long-term weatherproofing, delivering reliable performance in the most demanding environments.

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HarcoSil® 19-97

Unrivalled protection, breathability, and long-term durability

HarcoSil® 19-97 is a high-solids silicone roof coating engineered to deliver superior protection as a standalone roofing system. It forms a resilient, breathable, and fully weatherproof membrane that provides outstanding resistance to UV degradation and long-term environmental exposure. Designed to perform in the most demanding climates, it effectively withstands extreme temperatures, intense sunlight, heavy rainfall, and snow.

Key Features

  • Breathable yet weatherproof membrane Allows moisture vapour to escape while providing robust protection against harsh environmental conditions.
  • Exceptional UV & weather resistance Highly resistant to degradation caused by UV exposure, extreme heat and cold, rain, and snow.
  • High-performance waterproofing system Delivers best-in-class waterproof protection when used in conjunction with the WetSuit® membrane system.
  • Cool roof performance Enhances energy efficiency and indoor comfort by reflecting heat and reducing thermal load.

TDS – Technical Data Sheet

📄 TDS - HarcoSil 19-97 - Missing

SDS – Safety Data Sheet

📄 SDS - HarcoSil 19-97