Specified Technology STI SpecSeal Firestop Mortar
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$141.39
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This product is a Portland cement-based sealant that is lightweight and more cost-effective than most other products. This mortar also costs high-level resistance and protection against fire. Easily applies into concrete walls and floors. Mortar cures quickly and will not spall or crack due to freezing or changes in temperature.
|
Property
|
Value
|
|---|---|
| Color Pale | Pale Red |
| Odor | No perceptible odor |
| Density Mixed (Wet) | 53 to 80 lb/cu. ft = 7.1-10.7 lb/gal (0.85-1.28 kg/L) |
| Density (Dry Mortar) | 24 to 26 lb/cu. ft = 3.21-3.4 lb/gal (0.38-1.42 kg/L) |
| Flame Spread | 0* |
| Smoke Development | Less than 5* |
| Application Temperature | 35°F (2°C) to 100°F (38°C) |
| In Service Temperature | -10°F (-23°C) to 200°F (93°C) |
| Storage Temperature | No Limit |
| Ratio of Water/Mortar | 17.4/22 to 22/22 |
| Yield (Per 22 lb.) | 1,250 cu. in (20.5 L) to 1,400 cu. in (22.9 L) |
| Open Time | 30 Minutes working time |
| Shelf Life | No Limit |
*Tested to ASTM E84 (UL723) at 14% surface coverage (modified test for sealants and caulks)