Specified Technologies SIL300 SpecSeal SIL Silicone Firestop Sealant, 10.1 oz

Protect critical infrastructure and cabling with Specified Technologies SpecSeal SIL300 silicone firestop sealant. Designed for firestopping through-penetrations and construction joints, SIL300 delivers dependable resistance to smoke, flame and water while maintaining flexibility so joints can expand and compress without losing integrity. This 10.1 oz silicone sealant cures to a resilient, flexible seal and carries a Class 1 W rating per ANSI/UL1479 for water resistance, making it ideal for security, surveillance and monitoring system penetrations as well as network and low-voltage installations. Ozone and UV resistance extend service life in exposed applications, and the product is listed in over 175 UL tested systems for broad code compliance. Contractors and facilities managers will appreciate easy tooling, strong adhesion to common substrates, and compatibility with cable bundles and conduit runs. Use SpecSeal SIL300 to maintain fire and life-safety ratings around security camera feeds, sensor cabling, server room penetrations, and other mission-critical monitoring and networking pathways. Order SpecSeal SIL300 for dependable, code-ready firestopping on your next installation.

• Provides reliable smoke, flame and water resistance to protect critical cabling and penetrations
• Cures to a flexible silicone seal for long-term joint movement and recovery
• Class 1 W rating (ANSI/UL1479) for proven water resistance on through-penetrations
• Ozone and UV resistant for durable exterior and indoor applications
• Listed in 175+ UL tested systems—trusted for security, surveillance and network installations