High quality and high performance, the LCI series Intumescent sealant by STI works great with combustible penetrants and insulation and works with many applications including metallic, nonmetallic, insulated pipes, telephone, network and data cabling as well as ducts and joints. The highly intumescent sealant expands up to 10x to make a complete seal and meets ASTM E814 (UL1479) ratings, so when installed correctly can provide up to 2 hours of fire protection. Size: 10.1 oz tube
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