We have the best solutions for all critical parts in roofing and facades, including 1. Expansion joints 2. Skylights 3. Gutters 4. Gutter joints 5. Pipe penetration (crossings) 6. Gaps between gutters and roofs 7. Glass joints, polycarbonate joints, concrete joints, and metal joints 8. Sandwich panel sealant 9. Fastener sealant 10. Irregular profile pipe penetration 11. Gutter outlets