Topflex PU 25
Polyurethane Based Waterproofing Products

Topflex PU 25

Topflex PU 25 Polyurethane Mastic is a high-performance, one-component sealant designed for flexible joint sealing and bonding applications. It cures upon exposure to atmospheric moisture to form a durable, elastic seal resistant to weathering, chemicals, and mechanical stress. Ideal for use in construction, automotive, and industrial settings.

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Application & Engineering Description

Topflex PU 25 Polyurethane Mastic is a high-performance, one-component sealant designed for flexible joint sealing and bonding applications. It cures upon exposure to atmospheric moisture to form a durable, elastic seal resistant to weathering, chemicals, and mechanical stress. Ideal for use in construction, automotive, and industrial settings.

Product uses:
  • Expansion and connection joints in concrete and masonry.
  • Perimeter sealing around windows and doors.
  • Bonding of various substrates including metal, wood, and plastics.
  • Sealing joints in precast panels and façade systems.
  • Automotive seam sealing and vibration damping.

 

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