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STI SSS120 Intumescent Firestop Sealant (20oz Sausage)
Original price was: $34.95.$34.50Current price is: $34.50.
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.
- 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!
Specifications
| Physical Properties | |
|---|---|
| Odor | Mild Latex |
| Color | Red |
| Density | 9.4 lb/gal (1.13 kg/L) |
| Solids Content by Weight | 80% |
| Solids Content by Volume | 67.1% |
| pH | 8.3 |
| In Service Temperature | -10°F (-23°C) to 185°F (85°C) |
| Storage Temperature | 40°F (4°C) to 95°F (35°C) |
| Flame Spread | 0* |
| Smoke Developed* | 0* |
| STC Rating (ASTM E90/ASTM C919) | 62 |
| VOC Content (EPA Method 24/ASTM D3960) | 0.24 lbs/gal (29.2 g/L) |
| Shelf Life | 2 yrs |
| Expansion Begins | 230°F (110°C) 1st Stage 350°F (177°C) 2nd Stage |
| Expansion Range | 230°F to > 1,000°F (110°C to > 538°C) |
| Volume Expansion | > 500% Free Expansion |
| * Tested to ASTM E84 (UL723) at 14% surface coverage (modified test for sealants and caulks) | |
