Formulated to meet rigorous building code standards, including ANSI/UL 1479 and CAN/ULC S115, 3M's Fire Barrier Water Tight Sealant carries a W Rating - Class 1 for water resistance and supports LEED® credit eligibility due to its low VOC content. With an STC rating of 56 when used in compatible wall assemblies, it offers acoustic benefits in noise-sensitive environments. Its elastomeric properties and neutral-cure composition make it easy to apply while delivering long-lasting performance across complex installations.
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