Soudal Roof & Gutter Silicone is a high-performance, neutral-cure silicone sealant for roofing and guttering work that needs long-term protection against the weather. It stays permanently elastic, resists UV, and handles a temperature range of -60°C to 150°C, with strong adhesion to materials such as Colorbond, galvanised steel, aluminium, glass and concrete. It is WaterMark certified and tested as potable-water safe.