Eucolastic 1NS 300ml.

Eucolastic 1NS 300ml.

Arco Item Number:

  • $5.49
    Unit price per 

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Technical Data Sheet

Safety Data Sheet

EUCOLASTIC 1NS is a single-component, non-sag, low-modulus, moisture-cure, polyurethane hybrid joint sealant. Eucolastic 1NS is formulated with a unique silane-terminated polyurethane polymer, that provides unequaled performance against stand-alone polyurethane sealants. Eucolastic 1NS is an extremely durable sealant in dynamic joints, offering persistent adhesion once fully cured.


  • Skins rapidly and is tack-free in 3 to 4 hours @ 75º F (24° C)
  • Remains adhesively and cohesively bonded during temperature cyclic movement
  • Extraordinary movement capability of +/- 35%
  • Can be painted


  • Concrete control & expansion joints
  • Precast concrete panels
  • EIFS
  • Window & door perimeters
  • Masonry
  • Interior and exterior applications
  • Above and below grade


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