DuraLink 50 is an extremely elastic, moisture-cure, elastomeric sealant designed for use in roofing, cementitious siding, metal architecture, curtain wall construction and joints subject to movement. DuraLink 50 has excellent elastomeric properties, which is ideal for a wide range of applications, including difficult surfaces such as Kynar 500® PVDF, other anodized metals and coatings, and can be used as a vinyl siding sealant as well. DuraLink 50 is isocyanate-free, paintable and SWRI validated for ± 50% joint movement.