STI Elastromeric Sealant 10.3 oz 


SpecSeal ES Sealant is a latex-based gun grade elastomeric firestop sealant designed for construction joint applications. Once cured, ES Sealant forms a flexible shield against the passage fire and smoke. In dynamic joint conditions, ES Sealant is tested to accommodate up to 25% compression/extension of the installed joint width.

  • 10.3oz (ES100)
  • Highly elastomeric gun grade sealant
  • Tested for up to 4 Hour fire resistance rating when tested to ASTM E1966/UL 2079.
  • Can be sanded and painted to match its surroundings
  • Listed in over 45 UL Tested Construction Joint Systems

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