STI SpecSeal ES Elastomeric Firestop Sealant

STI SpecSeal ES Elastomeric Firestop Sealant

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.

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Product Description

SpecSeal EP Powershield electrical box inserts are used to protect an electrical box and maintain fire-resistance ratings of wall assemblies, when the horizontal separation between metallic boxes on opposite sides of the wall is less than 24 in (610 mm), the size of the box exceeds 16 in2 (103 cm2), or the area of such openings does exceed 100 in2 (645 cm2) for any 100 ft2 (9.3 m2) of enclosure wall area. See CLIV for more information.

  • 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

STI SpecSeal ES Elastomeric Firestop Sealant Product Data Sheet

STI SpecSeal ES Elastomeric Firestop Sealant Safety Data Sheet

STI STI SpecSeal ES Elastomeric Firestop Sealant Installation Instructions

Joint Sealants Estimation & Installation Sheet

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