Patio Door Factory Uses Duraseal® from Quanex


Duraseal® is an insulating glass edge seal system constructed using a unique Composite Laminating Technology. Duraseal is preassembled with proven components, sealant, spacer and desiccant to create a high performance durable spacer system.

  • Feature
  • Composite Laminating Technology
  • A unique patented design
  • Smooth surface appearance
  • Proven adhesive technology
  • Superior argon gas retention
  • Minimal compression required
  • Optimized packaging
  • Lower conductivity polymeric warm edge spacer
  • Improved condensation resistance
  • Improved condensation resistance


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