Vinyl polymer based flexible building sealant for roofs and facades. Usable in all seasons, with the working temperature of -10°C to +30°C. For sealing and repairs of attic window flanges, chimneys, roofing, applying roofing membranes and films, and quick repairs of leaks in roofs and gutters even during rain. Seals even submerged surfaces. UV and mold resistant. Excellent adhesion to many building materials. Compatible with bitumen and roofing membranes.