2021 Owens Corning Sustainability Report | Appendices | 375 GRI INDEX Appendix J DISCLOSURE NUMBER DESCRIPTION 2019 TEXT LOCATION PA G E NUMBER SDG TARGET LINKAGE 412-2 Employee training on human rights policies or procedures Human Rights & Ethics 278-279 412-3 Significant investment agreements and contracts that include human rights clauses or that underwent human rights screening Supply Chain Sustainability, Human Rights & Ethics 126-128, 132-134, 274 413-1 Operations with local community engagement, impact assessments, and development programs Community Engagement 233-245 413-2 Operations with significant actual and potential negative impacts on local communities Community Engagement 233-245 #1 No Poverty #2 Zero Hunger 414-1 New suppliers that were screened using social criteria Supply Chain Sustainability 124-127, 130-131, 134 #5 Gender Equality #8 Decent Work and Economic Growth #16 Peace, Justice and Strong Institutions 414-2 Negative social impacts in the supply chain and actions taken Supply Chain Sustainability 124-127 #5 Gender Equality #8 Decent Work and Economic Growth #16 Peace, Justice and Strong Institutions 415-1 Political contributions Human Rights & Ethics, Appendix D - General Disclosures 283-284, 328 #16 Peace, Justice and Strong Institutions 416-1 Assessment of the health and safety impacts of product and service categories Product Innovation & Stewardship 96, 106- 108 416-2 Incidents of non-compliance concerning the health and safety impacts of products and services Product Innovation & Stewardship 106-108 #16 Peace, Justice and Strong Institutions 417-1 Incidents of non-compliance concerning product and service information and labeling Product Innovation & Stewardship 106-108 #16 Peace, Justice and Strong Institutions 417-3 Incidents of non-compliance concerning marketing communications Product Innovation & Stewardship 106-108 418-1 Substantiated complaints concerning breaches of customer privacy and losses of customer data Compliance and Beyond, Human Rights & Ethics 75, 277 #16 Peace, Justice and Strong Institutions 419-1 Non-compliance with laws and regulations in the social and economic area Compliance and Beyond, Human Rights & Ethics 71-77, 276-283 #16 Peace, Justice and Strong Institutions

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