3M Fire Barrier Pillows FB369, Large, 3 in x 6 in x 9 Inch, 20/Case

• Excellent aging properties for long-lasting durability and performance
• Expands to form a hard char that tightly seals against flame spread, smoke and toxic gases
• Firestop tested for up to 3 hours of protection in accordance with ASTM E 814 (UL 1479)
• Graphite-free composition does not conduct electricity
• No wire mesh required and easy to install, inspect, remove and reuse as needed
• Re-enterable and re-useable for new or retrofit installations

3M Fire Barrier Pillows are self-contained, intumescent products designed for use in through-penetration firestops, providing up to 3 hours of protection. This fire barrier pillow expands to form a hard char that tightly seals against flame spread, smoke and toxic gases. Pillows are also engineered to be re-enterable and re-useable for new or retrofit installations.

Designed for Fire Protection and Prevention
Offering up to 3 hours of protection, 3M™ Fire Barrier Pillows are self-contained, intumescent products designed for use in through-penetration firestops, such as cable trays, conduit and blank openings. During a fire, 3M™ Fire Barrier Pillows intumesce (expand) and lock themselves into place, surrounding the penetrant(s) to help prevent the spread of smoke, fire and toxic gases. These fire pillows are easy to install and do not require mesh wire. They are ideal for projects requiring re-enterability of a firestop system, simply remove and replace pillows as needed. We designed this product with graphite-free composition, which does not conduct electricity. Additionally, these fire protection pillows have excellent aging properties, providing long-lasting durability and performance.

Recommended Applications
3M™ Fire Barrier Pillows achieve fire resistance for up to 3 hours and are used for through-penetration firestop applications such as:

• Cable trays
• Conduit openings
• Blank openings

Top-Quality Fire Stop
3M™ Fire Barrier Pillows are a part of our comprehensive line of top-quality fire stop and fire prevention products. 3M has proven to be a leader in fire protection products, which are used around the world to help protect people, equipment and buildings. Using science and innovation, we help limit the devastating effects of fire with products like 3M™ Fire Barrier Pillows. Enjoy the confidence and security that comes from a product that has exceptional and proven fire protection performance.

Trusted 3M Fire Barrier

The 3M Fire Barrier Pillows FB369 offer reliable fire protection designed by 3M, a leader in fire safety products. This model ensures confidence with proven performance in firestop applications.

Specifically, the FB369 model is engineered to provide up to 3 hours of fire resistance, making it suitable for critical safety needs. Its design supports easy installation and reusability for ongoing fire protection.

Large Size Dimensions

These fire barrier pillows measure 3 inches by 6 inches by 9 inches, providing a large size that effectively fills openings. The dimensions help create a tight seal against flames, smoke, and toxic gases.

The sizable format is ideal for through-penetration firestops in cable trays, conduit openings, and blank openings. Their large size ensures comprehensive coverage in various firestop scenarios.

Durable Pack Count

Each case contains 20 fire barrier pillows, offering a practical pack count for multiple installations or larger projects. This quantity supports efficient firestop system setups and maintenance.

Having 20 pillows per case allows for easy replacement and reuse during retrofits or new installations, ensuring ongoing fire protection without frequent reordering.

Easy Installation Format

The 3M Fire Barrier Pillows come in a format that requires no wire mesh, simplifying installation and inspection. This format reduces labor time and makes the firestop system more manageable.

Because the pillows are re-enterable and reusable, this format supports flexible firestop maintenance. Installers can remove and replace pillows as needed without compromising safety.

Effective Fire Protection

These pillows expand during a fire to form a hard char that seals tightly against flame spread, smoke, and toxic gases. This intumescent action is critical for maintaining fire barriers.

The FB369 model’s graphite-free composition also ensures it does not conduct electricity, adding safety in electrical environments while providing up to 3 hours of fire resistance.