Vulkem® 45SSL

A low-modulus, moisture-curing polyurethane sealant that is ideal for expansion joints in horizontal applications due to its semi-self leveling nature.

Product Description

Vulkem® 45SSL is a low-modulus, moisture-curing polyurethane sealant ideal for horizontal expansion joints. Its semi-self-leveling properties make it suitable for use on surfaces with up to 6% slope. The product provides outstanding UV, wear, and tear resistance, and can be applied to damp or green concrete without outgassing, enabling faster project turnaround.

Benefits

  • Semi-self-leveling for easier horizontal application
  • Durable in UV-exposed and high-traffic environments
  • Primerless adhesion to most porous substrates
  • Safe for use around water-immersion zones
  • Speeds up project timelines without compromising performance

Best For

  • Sidewalks
  • Swimming pool decks
  • Plazas and public spaces
  • Floors
  • Sloped horizontal expansion joints

Product Properties

Property Value
Application Method Caulk gun, trowel
Application Temperature 40 to 100 °F (4 to 37 °C)
Coverage Rate 12 ft @ .5″ x .25″ (10.1 oz)
Drying/Cure Time 14 to 21 days