Welcome to the Codes Corner! Here you will find quick links and cheat sheets to Johns Manville roofing systems code approvals and ratings. 

FM Logo 710x533

Factory Mutual (FM)

Quick JM Reference Sheets:

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Underwriters Laboratories

*Reference the TGFU.R10167 document

Environmental Claim:

FESCO Roofing Product Line

Miami Dade Code Logo 710x533

Miami-Dade County

Florida Building Code Logo 710x533

Florida Building Code

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Cool Roof Rating Council

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Texas Department of Insurance

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UL Evaluation Report

DORA Logo 710x533

Directory of Roof Assemblies

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PRI Report

CSA A123.21-14 Standard Test Methodfor the Dynamic Uplift Resistance of Membrane-Roof Systems