Sika Duoflex is a two-component, premium-quality polysulphide sealant, available in both non-sag and self-levelling versions.

• ideally suited for quick application to horizontal surfaces
• Tough, elastic, rubber-like sea
• Remains flexible with expansion and contraction of building component without adhesive or cohesive failure, under suitable design conditions
• Stays resilient within a wide temperature range
• Excellent resistance to water, oils, grease, most solvents, mild acids and alkalis
• Tenacious adhesion to concrete, metal, wood, glass, stone, ceramic and masonry surfaces in any combination, typically without the need for priming
• Effective under constant immersion or saturated conditions, when suitably primed
• USDA acceptance (NS grade only)