SX Lead Sheet Sealant - Grey. Weatherproof Neutral Cure Silicone Sealant for Lead Flashings & Roofing Applications. SX Lead Sheet Sealant is a high-performance, neutral cure silicone sealant formulated for use with traditional lead sheet and flashings. It provides a long-lasting, flexible, and waterproof seal, ideal for use in roofing, cladding, and masonry applications where lead, brick, stone, or concrete meet. This professional-grade sealant remains permanently elastic, resisting UV, weathering, and thermal movement while bonding without primer to most common roofing materials.. Key Features & Benefits. Specialist Lead Compatibility: Designed for use with lead sheeting, flashings, and traditional roofing details.. Neutral Cure Formula: Non-corrosive to metals, with excellent adhesion to lead, masonry, and concrete.. Weather & UV Resistant: Maintains elasticity and watertight properties in harsh external conditions.. Permanently Flexible: Accommodates movement caused by temperature changes or building settlement.. Easy to Apply: Smooth application with a standard sealant gun — fast skin time and easy tooling.. Product Details. Type: Neutral cure silicone sealant. Colour: Grey. Packaging: 310ml cartridge. Skin Time: Approx. 10–20 minutes. Full Cure: 24–48 hours depending on joint depth and conditions. Movement Capability: ±25%. SKU: SXLEADSEAL310. Application Instructions. Preparation: Ensure surfaces are dry, clean, and free from dust, grease, and old sealant or paint.. Apply Sealant: Cut nozzle to joint width, insert cartridge into standard gun, and apply with steady pressure.. Tool Off: Smooth the bead with a wetted spatula or sealant tool before skin forms for a professional finish.. Limitations. Not suitable for overpainting or use in permanently immersed joints.. Use in well-ventilated conditions and test on sensitive materials if unsure.. Health & Safety. Low hazard when used correctly. Avoid contact with eyes and prolonged skin contact. Use standard PPE during application. Refer to the Safety Data Sheet (SDS) for full details.
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