Sikaflex®-291i is a one-component polyurethane sealant that does not shrink when dry and is specifically developed for the marine industry. It cures on exposure to atmospheric moisture and is ideal for creating waterproof solutions. It has good resistance to vibrations, sea water, can be sanded and painted, has good adhesion on the majority of materials, and meets the standards set by the International Maritime Organisation (IMO). Characteristics: density: approximately 1.3 kg/l (depending on color), application temperature: ideal is from +15 °C to +25 °C, colors: white, packaging: 300 ml