Fire Stop

SpecSeal® AS 200 Elastomeric Spray
SpecSeal AS200 Elastomeric Spray is a latex-based elastomeric firestop spray for construction joints and perimeter fire barrier applications. AS200 cures to form a durable seal that resists the passage of the products of combustion while accommodating for high dynamic joint movement.
- Applied with airless spray equipment
- Highly flexible to accommodate for dynamic joint conditions
- Tested for up to 4 Hour fire resistance rating when tested to ASTM E1966/UL 2079
- Listed in over 100 UL Tested Curtain Wall Systems
Download Brochure STI Firestop – SpecSeal AS 200 Elastomeric Spray

SpecSeal® Cable Spray
SpecSeal® Cable Spray applies quickly to grouped cables within cable trays, providing protection against cable jacketing ignition from direct fire exposure and slowing flame propagation. Cable Spray applies quickly with an airless spray rig, only requiring a minimum 1/8″ wet applied thickness. Once cured, Cable Spray forms a flexible, water and weather resistance seal adhering to virtually all cable jacketing materials.
- Contains no inorganic fibers, asbestos, or solvents
- FM Approved to FM Approval Class: 3971
- Meets IEC 60331-21 & IEC 60332-3
- Passes IEEE 383/1202
Download Brochure STI Firestop – SpecSeal Cable Spray

SpecSeal® LCI Firestop Sealant
SpecSeal® LCI Firestop Sealant is a water-based intumescent sealant intended for a wide range of through-penetration and construction joint applications. SpecSeal® LCI Sealant has excellent caulking properties making it easy to apply in vertical applications as well as overhead.
- Gun Grade material available in caulk tubes, sausages and pails
- Tested for use in through-penetration and construction joint configurations
- Compatible with CPVC Piping
- Can be sanded and painted to match its surroundings
- Used in over 500 UL® Tested Systems
Download Brochure STI Firestop – SpecSeal LCI Firestop Sealant

SpecSeal® SSM Firestop Mortar
SpecSeal® SSM Firestop Mortar is a light-weight cost conscious solution for oversized openings in concrete walls and floors. Once mixed with water, SpecSeal® Mortar forms a light weight, low density slurry that easily applies into concrete walls and floors. SpecSeal® Mortar cures quickly and will not spall or crack due to freezing or changes in temperature.
- Can be poured, pumped, or troweled in place
- Partners with other SpecSeal® Firestop Products
- Durable permanent seal
- Re-penetrable allowing for future penetrants
Download Brochure STI Firestop – SpecSeal SSM Firestop Mortar

SpecSeal® SSW Intumescent Wrap Strips
SpecSeal® SSW Intumescent Wrap Strips are available in a variety of sizes and types to tackle any combustible penetration. SSW Wrap Strips are available in 12 ft. rolls as well as individually pre-sized strips to minimize waste and speed up installation. When installed in conjunction with restraining steel, SSW Wrap Strips are able to collapse non-metallic piping of up to 12 in. diam.!
- RED/RED2 for Plastic piping up to 6 in. Trade Size
- BLU/BLU2 for Plastic piping up to 12 in. Trade Size
- Tested in a variety of construction types
- Partners with other SpecSeal® Firestop Products
Download Brochure STI Firestop – SpecSeal SSW Intumescent Wrap Strips