Permathane SM7120 PU

Permathane® SM7120 PU is a one-component, gun-grade, non-sag, moisture-cure polyurethane sealant designed to skin and cure rapidly.  This high-performance product is designed with outstanding UV resistance and long-term durability.  Excellent adhesion is obtained on a wide variety of materials. â€‹â€‹â€‹â€‹â€‹


  • Excellent adhesion to a variety of substrates
  • Dependable performance and durability
  • Easy to gun, tool, and clean
  • Accommodates +/- 35% joint movement
  • Permanently flexible, excellent weatherability
  • Excellent cut and tear resistance
  • Paintable – non-sticky after cure
  • VOC Compliant to SCAQMD, CARB, and OTC
  • Primer-less adhesion to substrates including galvanized steel, aluminum, concrete, glass, Galvalume®, Kynar 500®, wood, vinyl, and fiberglass.


  • 10.1 FL OZ Cartridge
  • 20 FL OZ Sausage


  • White
  • Gray
  • Limestone
  • Black
  • Bronze
  • Almond