| Weight | 1 lbs |
|---|---|
| Dimensions | 14 × 14 × 20 in |
| Manufacturer |
Sale!
STI LC120W LC Endothermic Firestop Sealant WHITE (20oz Sausage Tube)
$11.50
SpecSeal® LC Endothermic Sealant is a latex-based gun grade firestop sealant for construction joints and non-combustible penetrations. After application, LC Sealant cures to form a flexible seal against the propagation of fire. Under fire exposure, LC absorbs heat and release water vapor resisting the progress of smoke and flame.
- Installer Friendly, easily applied with standard caulking gun
- Can be troweled on for larger applications
- Tested for up to 4 Hours of fire resistance when tested to ASTM E1966/UL2079, ASTM E814/UL1479, and CAN/ULC-S115
- Listed in over 80 UL® Tested Firestop Systems!
Specifications
| Physical Properties | |
|---|---|
| Color | White |
| Odor | Mild Latex |
| Density | 11.4 lbs/gal (1.36 kg/L) |
| Solids Content by Weight | 80% |
| Solids Content by Volume | 74.3% |
| pH | 7.4 to 8.4 |
| In-Service Temperature | 185 F ( 85 C) |
| Storage Temperature | 40F (4C) – 95F (35C) |
| Flame Spread | 0* |
| Smoke Developed | 10* |
| Movement | /- 12.5% or 25% in compression only**** |
| STC Rating | 61 (Relates to specific construction) (ASTM E 90-04/ASTM C919) |
| VOC Content (EPA Method 24/ASTM D3960) | 0.50 lb/gal (60 g/liter) |
| Shelf Life | 2 Years |
| *ASTM E84 (UL723) @ 14% Surface coverage. (Modified test for sealants and caulks.) | |
| ****500 Cycles per UL2079, AC30 (ICBO) and ASTM E1399 | |
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