STI Firestop SpecSeal SSS Firestop Sealant

$13.65$370.81

  • Patented Two-Stage Intumescent Technology
  • Easily works into tight spaces between penetrants
  • Compatible with CPVC Piping
  • Can be sanded and painted to match its surroundings
  • Used in over 500 through-penetration UL Tested Systems!
  • UL® GreenGuard Gold Certified
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SpecSeal SSS Firestop Sealant is a premium grade water-based Intumescent firestop sealant. SpecSeal SSS Sealant incorporates our proprietary two-stage intumescent technology making it the go to choice for any combustible or non-combustible penetrants. As little as a 1/2″ applied depth of SSS Sealant is required to provide up to a 4 Hr Fire resistance rating when tested to ASTM E814/UL 1479.

Physical Properties

PropertyValue
ColorRed
Density/Weight per Gallon12.03 lb/gal (1.44 kg/L)
Solids Content by Weight79.20%
Solids Content by Volume70%
Flame Spread0*
Smoke Development0*
Mold & Fungus Growth Rating (ASTM G21)0
CoverageFor more information on product coverage see the following documents for Linear Joint & Penetration
pH8.3
In Service Temperature-10°F (-23°C) to 185°F (85°C)
Storage Temperature40°F (4°C) to 95°F (35°C)
Applicaton Temperature35°F (2°C) to 100°F (38°C)
STC Rating (ASTM E90-04/ASTM C919)62 (Relates to Specific Construction)
VOC Content29.2 g/L**
Expansion Begins230°F (110°C) 1st Stage, 350°F (177°C) 2nd Stage
Expansion Range230°F to Less than 1,000°F (110°C to Less than 538°C)
Average Volume Shrinkage (ASTM C1241)25.40%
Volume Expansion8x Free Expansion
Shelf Life From Date of Manufacture24 months

*Tested to ASTM E84 (UL723) at 14% surface coverage (modified test for sealants and caulks)

**Per SCAQMD Rule 1168 (EPA Method 24)

Brand

STI Firestop

Size

10.1 oz Tube, 2 Gallon Pail, 20 oz. Sausage, 29 oz. Tube, 5 Gallon Pail

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