Will not sag or run in vertical or overhead applications

Reliable and Tough Fireblock
3M™ engineered the Fire Block FB 136 as a durable fireblock and draftstop. This product seals, fills, insulates and bonds for non-rated residential and commercial construction. Ready-to-use, this fireblock is intended to resist the free passage of flame and by-products of combustion within a concealed space of a floor, ceiling or wall cavity, restricting the movement of air, fire and smoke. This fireblock is tested as a Type V commercial and residential fireblock to ASTM E 84 (modified) and acts as a draftstop to help reduce air infiltration. This ready-to-use product is heat-resistant (up to 240°F/115°C).

Recommended Applications
3M™ Fire Block FB 136 is used to seal interior construction voids around:

• Wires
• Pipes
• HVAC ducts
• Penetrations in non-rated wood or steel-framed construction
• Non-rated framing gaps and voids
• Seals and Protects

Lightweight cementitious sealant with excellent adhesion. Bonds to concrete, metals, wood, plastic and cable jacketing

Seals and Protects
3M™ Fire Block FB 136 has been evaluated by the UL evaluation report ER9700-01 and complies with the International Building Code (IBC) and International Residential Code (IRC). This fireblock is tack-free in approximately 15 minutes and features minimal shrinkage and sag-resistant formulation to help ensure longevity, plus a halogen-free formula. This fireblock also provides excellent adhesion that bonds to concrete, brick, metals, wood, plastic and cable jacketing.

Strong Fireblocking Solution
3M™ Fire Block FB 136 is a tough solution that helps seal, fill, insulate and bond for non-rated residential and commercial construction. Discover the benefits of a fireblock that restricts the movement of air, fire and smoke. Enjoy the peace of mind of that comes from a product designed to meet fireblocking codes and requirements.

See More 3M™ Fire Protection Products Full Line Brochure (PDF, 5.95 Mb)