25WB+ FIRE BARRIER SEALANT CP RED 5 GALLON

3M™ Intumescent Acrylic Sealant offers robust fire protection with a fire rating of up to 4 hours, ensuring safety and reliability in various applications. This sealant comes in an 18.9-litre drum and has a hardness of 45 Shore A, making it durable and effective for sealing needs. With a service temperature range from -28°C to 82°C, it performs well in diverse environments. Designed for use in 54-rated walls, it achieves an STC rating of up to 54, providing excellent sound insulation. The sealant has a smoke developed index of 0 and includes smoke sealing capabilities, enhancing safety in the event of a fire. Though it is not water-activated or watertight, its intumescent properties and acrylic composition make it a reliable choice for critical fire resistance applications.

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