The 3m Fire Barrier Sealant is a reliable, water-based firestop material designed to seal through penetrations and construction joints. This product helps prevent the passage of flame, smoke, and toxic gasses, ensuring passive fire protection in commercial and industrial buildings.
- Water-based formula allows for easy application using conventional caulking equipment and simple clean-up on the jobsite.
- Sag-resistant properties maintain material integrity for clean installation and strong adhesion in both wall and floor applications.
- Re-enterable and repairable nature provides flexibility for future modifications or maintenance without needing complete firestop replacement.
This sealant is ideal for fire protection contractors, commercial builders, and maintenance professionals who need to establish fire-rated seals around mechanical, electrical, and plumbing penetrations in fire-rated assemblies.
- Firestop tested up to 4 hours in accordance with ASTM E814 (UL 1479) and CAN/ULC-S115 for through penetration applications.
- Fire resistance tested for static construction joint systems in accordance with ASTM E 1966 (UL 2079).
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