Tag Archives: B2010.10–Exterior Insulation and Finish Systems

Why all components matter in firestopping materials

In the absence of a large-scale fire catastrophe, a sense of complacency may be influencing the specification of firestopping materials. In recent years, North America has seen a trend of pre-insulated back pans coming from overseas which contain foreign mineral wool that has not been tested to ASTM E2307. These panels make it difficult for building officials/inspectors to determine if certified mineral wool has been installed.

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