Elastomeric, Moisture-Cured, Single-Component, Liquid Polyurethane Membrane; 105 Solar Reflectance Index

VELOSIT PU 452 is a pigmented, single component, moisture-cured, high-performance, liquid-applied polyurethane liquid that cures to form a reflective, UV resistant, seamless and monolithic waterproofing membrane.

Typical applications:

  • Flat slabs, roofs and podium slabs as a final coating or under thermal insulation boards
  • Balconies, bathrooms and kitchens
  • Asphalt membranes
  • Bridge decks
  • Stadiums
  • Metal, galvanized steel, gypsum and wood


  • Excellent adhesion to most substrates
  • Easily applied by brush or roller without thinning
  • Applied by airless spray after thinning
  • Fast curing allows same day re-coating
  • High elongation; above 725 %
  • Excellent mechanical and chemical resistance
  • Excellent adhesion
  • High abrasion and tear resistance
  • Excellent UV resistance for white and light colors
  • Solar Reflectance Index 105 for White color, lower for Grey
  • Long pot life
  • Resilient
  • Does not soften at elevated temperatures (up to 90 °C)
  • Capable of withstanding thermal shocks up to + 190 °C
  • Remains elastic even at sub-zero temperatures (down to - 35 °C)


Here you can find detailed information about the selected VELOSIT product.

Technical Data Sheet Safety Data Sheet

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