Sikaflex 11FC Fast Cure White 10oz Tube

Sikaflex 11FC is a professional-grade, one-part polyurethane sealant and adhesive designed for durable and elastic bonding and sealing applications. Moisture-cured for a fast cure rate, this versatile product adheres excellently to a wide range of materials including concrete, metal, wood, glass, and ceramics. It resists weathering, water exposure, and aging while offering high durability and flexibility. Sikaflex 11FC is ideal for sealing joints in air ducts, reservoirs, silos, and aluminum fabrication, as well as for bonding acoustic tiles, door sills, roof tiles, and more. It meets ASTM C920 and Federal TT-S-00230C standards and is certified for potable water use under NSF/ANSI/CAN 61. Key features: One-part polyurethane, moisture-cured formula Excellent adhesion to most building materials High elasticity (600% elongation at break) Sikaflex 11FC is resistant to water, weather, weak acids and alkalis VOC compliant (25 g/L) and paintable with many coatings Suitable for interior and exterior sealing or bonding Applications: Bonding lightweight construction materials Sealing tanks, joints, ducts, and wall penetrations Use in potable water systems (NSF 61 certified) Installation of Sikaflex 11FC is simple using a standard caulking gun, with a tack-free time of 1–2 hours and full cure in 3–5 days. Suitable for both vertical and horizontal joints, Sikaflex 11FC ensures a long-lasting, tamper-resistant seal in commercial, residential, and industrial projects.