PU 25

Polyurethane Sealant

PU 25 is a professional, one-component, low modulus, flexible sealant with a wide range of applications in industry and construction.


  • Creates a strong and flexible joint resistant to weathering and aging
  • High mechanical strength
  • Absorbs vibrations
  • Cures without the formation of bubbles
  • Paintable


  • Sealing and filling dilatation joints in cement floors with low pedestrian traffic
  • Filling expansion joints in walls, facades of buildings, prefabricated elements and other construction materials
  • Sealing joints between facade panels and other materials such as windowsill, decorative elements
  • Finishing and closing of roofi ng connections, filling gaps in roof during renovation

Technical Parameters

Color: white, grey, black, brown
Application temperature: +5°C to +40°C
Shore A Hardness (ISO 868): 30
Thermal resistance: -30°C to +80°C
Modulus 100% (ISO 7389): 0,36 Mpa
Tensile Strength: 1,7 Mpa
Elongation at break: 500%
Tack Free: 60–90 min
Curing rate [mm/24h]: 3
Product name Packaging Content Pieces per box Pieces per pallet
PU 25 Polyurethane Sealant Cartridge 310 ml 12 1 140

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