Sikasil® WT-65

High-performance, 1-component window bonding adhesive

Sikasil® WT-65 is a 1-component, neutral-curing structural silicone adhesive with very high mechanical strength, for structural bonding of insulating glass units into window frames and for back-bedding applications.  

  • Excellent adhesion to a wide variety of substrates
  • Outstanding UV and weathering resistance
  • Very high mechanical strength
  • Good gap-filling capabilities
  • Remains flexible over a wide temperature range
  • Long-term durability