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Can Johns Manvilles polyisocyanurate foam sheathing products be used as structural sheathings?

April 26, 2017foam manville polyisocyanurate products sheathing sheathings structural Used

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Can Johns Manvilles polyisocyanurate foam sheathing products be used as structural sheathings?

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No. They need to be installed with code approved plywood or OSB at the corners. Let-in wooden bracing or steel strapping (e.g. Simpson Strong Tie) can be used if approved by local codes.