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Duo-Sil UltraŽ can be used for both interior and exterior applications. It is ideal for use with fiber cement siding, vinyl siding, windows, doors, aluminum, wood, mortar, brick and more.

DUO-SIL ULTRAŽ Advanced Hybrid Polymer meets or exceeds the requirements of ASTM C920, Class 50 and AAMA 803.3-10

Common Interior and Exterior Uses:

  • Vinyl, cement, and aluminum
  • Windows
  • Doors
  • Moldings
  • Counter tops
  • Kitchens and baths
  • Most other areas where a colored sealant is needed

Limitations:

  • Not recommended for application on Teflon, polypropylene or polyethylene surfaces.
  • Not for use on underwater application or for expansion joints. Some alkyd paints may not be compatible with Duo-Sil UltraŽ