Both feature exceptional performance under all weather conditions. StormGuard is designed for use with metal and shingle roofs and features a film surface closer contact with smooth-surfaced materials like sheet metal. WeatherWatch features a granular surface that is designed for use on asphalt shingle roofs.May 31, 2019
Is GAF StormGuard high temp?
The high-temperature compound is suitable for most metal roofing system applications. For use under copper and zinc or for information on other approved non-asphaltic roofing systems, contact GAF Technical Services at 1-800-ROOF-411.