The Evo-Stik C20 Grey Trade Lead and Gutter Silicone Sealant is a premium choice for sealing high-movement joints exposed to harsh weather conditions, such as lead flashing, gutter joints, and downpipe seams.

With its low modulus and neutral cure properties, this silicone sealant offers superior flexibility and durability, ensuring long-lasting performance. It boasts exceptional waterproofing capabilities and bonds seamlessly to a wide range of building materials, including lead, anodized and mill finish metals, painted steel, brick, tile, slate, timber, and most plastics like uPVC, all without requiring a primer. Ideal for professional use, this sealant delivers reliable results in demanding applications.

• Low modulus, neutral cure silicone sealant
• Ideal for high movement joints in extreme weather
• Suitable for sealing and pointing lead flashing
• Bonds well to gutters, downpipes, and roofing overlaps
• Tough, flexible, and highly waterproof
• Adheres to metals, brick, tile, slate, timber, and uPVC
• No primer needed for most building materials
• Perfect for external sealing applications