The STI Firestop Smokeblock Fireblocking Foam is a fast and effective solution for sealing gaps and voids in non-rated construction to prevent the spread of smoke and fire. This expanding foam is easy to apply, filling irregular spaces around wires, pipes, and ductwork. It helps improve overall building safety by blocking smoke passage, ensuring a safer environment during a fire. Ideal for residential and light commercial applications, the STI Smokeblock Fireblocking Foam provides quick, reliable protection while meeting fire safety code requirements.
- Color: Salmon Red/Pink
- Density: 1.56 lbs/cu ft (24.98 kg/cu m)
- Flame Spread*: 15
- Smoke Development*: 35
- In Service Temperature: 40°F (4°C) to 200°F (93°C)
- Application Temperature: 40°F (4°C) to 115°F (46°C)
- Storage Temperature: 40°F (4°C) to 95°F (35°C)
- Cellular Structure: 70% to 80% Closed Cell
- Tack Free Time (1” Bead): 10 Minutes
- Shelf Life: 12 months
