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Tremco SG557

Non-Staining Silicone Weather Seal 

It provides strong mechanical resistance and adherence to most common porous and non-porous building materials, as well as +/- 25% movement tolerance.


SG557 is designed for use as a weatherseal silicone in applications where substrates demand a non-staining sealant.

Features and Benefits

  • Excellent adhesion to most construction  materials.
  • Non-polluting, non-stain to most common substrates.
  • Excellent resistance to weathering, ultra-violet radiation, vibration, moisture, ozone, temperature extremes and airborne pollutants.
  • Non-slumping; can be used in vertical and overhead joints.
  • No frequently asked questions for this product