- Excellent for concrete sealing
- Very pliable/flexible
- 90 plus minute skin time
3M™ Polyurethane Construction Sealant 525 is an adhesive sealant which cures to form a flexible and resilient bond with very good adhesion on most materials. ASTM C920 Compliant, Construction Specification: Section 07900 Joint Sealants
Used for creating flexible seals on heavy and light precast panel expansion joints, wood, aluminium and PVC.
