20 oz. Sausage Fire Barrier Intumescent Sealant 15WB+ (10 Per Case) | 3M-IC15WB+20

3M's 20 oz. Sausage IC Fire Barrier Sealant 15WB+ combines code-compliant performance with ease of use, offering excellent adhesion to concrete, gypsum, steel, and other common construction materials. The sealant remains flexible after curing to accommodate building movement, while its water-based formula minimizes odors and cleanup requirements. Tested for fire-resistance ratings in a variety of UL-listed systems, it supports safer building design and long-term durability, making it a practical choice for contractors, architects, and facility managers focused on fire protection and regulatory compliance.

• Tested for through penetration applications for up to 3 hours in accordance with ASTM E 814 (UL 1479) and CAN/ULC S115
• Designed to help minimize sound transfer
• Water-based and paintable sealant provides easy application and clean-up
• Adheres to concrete, gypsum, steel, and other building materials