StormMaster® Slate shingles featuring Scotchgard™ Protector are designed to resist the harshest weather conditions including high wind, pounding rain and destructive hail. StormMaster shingles are made with a rubberized polymer to make the shingles flexible, strong, and durable.

Atlas Shingles with Core4™ consist of four key features:

• PolyCore™ Technology
• FlexCore™ Technology
• WeatherCore™ Technology
• ThermalCore™ Technology