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 penetrates. As little as a 1/2 applied depth of SSS sealant is required to provide up to a 4 r fire resistance rating when tested to ASTM E814/UL 1479.
- Two-stage intumescent = extremely fast and directionality expansion
- 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
- Water-based - easy installation, cleanup, and disposal
- Endothermic fillers - absorb heat & release water
- High solids formula - minimal shrinkage
- Water-resistant - will not re-emulsify when dry
- Red color - easy identification and inspection
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Full Description & Specs