FORSPEC ACTFLEX MS Pro Joint Sealant Modified Polyurethane

ACTFLEX MS PRO is a one-component, moisture-curing modified polyurethane sealant. It boasts excellent sealing performance, causing no corrosion and posing no

pollution to the base material, making it environmentally friendly. It exhibits strong bonding performance with glass and aluminium. Additionally, it serves as a Class 3

sealant for corner junctions in waterproofing when used with ACTECH water-based waterproofing membranes. Its applications extend to construction joints and

expansion joints. ACTFLEX MS PRO is paintable and offers low VOC emission, making it an ideal choice for joint sealing.

ACTFLEX MS PRO: the ultimate solution for high-performance sealing needs. This one-component sealant is engineered specifically for expansion joints, waterproofing, masonry facades, caulking window seals, and more.

With an impressive movement capability of ± 25% (ASTM C 719), it effortlessly accommodates structural shifting.

Furthermore, ACTFLEX MS PRO is solvent-free and emits minimal VOCs, prioritizing environmental safety. Its corrosion resistance, UV stability, and exceptional waterproofing properties.

Check out our specifications:

• Tack-Free Time: 10-30 minutes (at 23°C and 50% R.H.)
• Cured Depth (24 hours): >3.5mm (at 23°C and 50% R.H.)
• Volume Change/Shrinkage: ≤1.5%
• Tensile Strength: ≥1.7MPa
• Elongation at Break: ≥300%
• Shore A Hardness: 45-50"