NuFlex® 650 High Performance Polyurethane Sealant has superior adhesion at a wide range of temperatures and joint movement capability +35%. NuFlex® 650 FLEXone bonds to most construction materials without a primer, suitable for all climates. It provides long-lasting weather tight seals in concrete, masonry, aluminum, wood, expansion wall joints, curtain wall construction, panel walls, precast units, window frames, fascia, structural components and vinyl siding.
- Premium Polyurethane
- Adheres to most substrates
- Weather resistant
- + 35% joint movement capability
- Excellent interior & exterior sealant
- Above & below grade
- Water immersable
- Low VOC
Expansion joints Curtain wall construction Panel walls Precast walls Precast units Aluminum & wood window frames Roofing Fascia Parapets Structural components Vinyl siding Wastewater treatment plants Dams Spillways & storm drains Wetwells & manholes SUBSTRATES: Concrete Masonry Aluminum Wood Clay & concrete roof tiles * FleXone 650 is not recommended for application on glass.