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NP1 Caulking

NP1 Caulking

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A one-component high-performance gun-grade moisture-curing polyurethane sealant designed for a wide range of sealing and caulking applications in active exterior joints. NP 1requires no mixing and typically bonds to many materials without a primer, including concrete and masonry.

Service temperature range -40°C to 82°C
Expected life Upto 20 years
Shrinkage None
Movement capability, % ASTM C719 +25
Tensile strength, psi ASTM D412 350
Rheological (sag in vertical displacement) at 49°C ASTM C639 No sag
Extrudability, 3 seconds, ASTM C603 Passes
Hardness at std. conditions ASTM C661 25-30
Weight loss, after heat ageing, % ASTM C792 <10
  • Come with Aluminum Grey,White,Black,Lime Stone,Aluminum Stone and Medium Bronze colors
  • Joint movement capability + 25%
  • Available in cartridges, 591ml ProPaks.
  • Easy to gun and tool.
  • Range of colours
  • Bonds to most construction materials without a primer.
  • One component.
  • Weather resistant.
  • Wide temperature application range.
  • Compatible with non-rigid paints.