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STI SpecSeal SSS100 Fire Barrier Triple S Intumescent Sealant 10oz Cartridge
Latex based, high solids firestop compound. This material, when properly installed, will effectively seal penetration openings against the spread of fire, smoke, hot gases and water.
- High solids
- Expands when exposed to high temperatures
- Pump, caulk, knife, or trowel application
$19.77
Availability:
In stock
( 48 Available )
SKU
22971
STI SpecSeal SSS100 Fire Barrier Triple S Intumescent Sealant – 10 oz Cartridge
SpecSeal SSS100 is a premium, latex based intumescent firestop sealant for rated walls and floors. It uses two stage expansion to help close gaps around combustible penetrants under fire exposure, forming a durable smoke and fire resistant seal. The red, paintable formula installs easily, cleans up with water, is water resistant when dry, and is designed to be safe with many plastics.
Key Features
- Two stage intumescence for fast, directional expansion.
- Expands up to 8x under heat to help seal openings.
- Water based for easy install and cleanup; water resistant when dry.
- High solids formula minimizes shrinkage; sandable and paintable when dry.
- Safe for contact with many plastic pipes and cable jackets.
- Excellent smoke seal; non halogenated and low VOC.
- Red color for easy identification and inspection.
- Made in the USA.
Applications
- Through penetrations in concrete, masonry, gypsum board, and wood frame assemblies.
- Metallic and nonmetallic pipe, conduit, cable bundles, insulated pipe, and bus duct per tested systems.
- Perimeter gaps and construction joints as detailed in listed firestop designs.
- Retrofit resealing during maintenance or tenant improvements.
Technical Specifications
| Color | Red |
| Chemistry | Latex, intumescent, high solids |
| Free Expansion | Up to 8x original volume |
| Intumescence Start | First stage about 230°F; second stage about 350°F |
| Flame / Smoke (ASTM E84) | Flame 0; Smoke 0 |
| STC Rating | 62 (relates to specific construction) |
| VOC Content | About 29 g/L |
| Solids by Weight / Volume | About 79% / 70% |
| Density | About 12.0 lb per gallon |
| Application Temperature | 35°F to 100°F |
| In Service Temperature | −10°F to 185°F |
| Storage Temperature | 40°F to 95°F |
| Shelf Life | 24 months from manufacture date in unopened containers |
| Compliance | ASTM E814 and UL 1479, CAN/ULC S115; systems up to 4 hours when installed per listings |
| Unit Size (this item) | 10.1 oz cartridge |
| Case Quantity / Each Weight | 12 per case / about 1.07 lb each |
Frequently Asked Questions
Where is SSS100 used?
In rated walls and floors to seal through penetrations and joints per listed firestop systems.
Is it paintable and water resistant?
Yes. It can be painted when dry and is water resistant after cure. Clean up with water before curing.
Is it compatible with plastics?
It is designed to be safe with many plastic pipes and cable insulations. Confirm compatibility with the penetrant manufacturer.
Any electrical precautions?
The wet sealant is conductive until dry. Do not apply in the presence of exposed or energized conductors.
What fire ratings are available?
Listed systems provide ratings up to 4 hours when installed according to the design.
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