Investor Presentaiton

INDONESIA FOOTPRINT Sumatra Plasterboard plant (total capacity 72 m m²) Plasterboard ceiling plant Metal products plant Joint compound plant Natural gypsum sourced from Thailand Cilegon Plant: 56m m² USG BORAL INNOVATION INSPIRED BY YOU." Plasterboard segments¹ 20 Kalimantan Sulawesi East Indonesia Surabaya Java Jakarta 1. USG Boral management estimates based on plasterboard sales volumes Gresik Plant: 16m m² Opportunistic exports to Australia from Cilegon EASYFINISH™M ACCELERATING PENETRATION IN WALL PARTITIONS Plasterboard vs cement render demand m m² • • ~105 -250 Retail Project 80 USG BORAL INNOVATION INSPIRED BY YOU." BRANZ GOLD COAST Plasterboard Cement render Accelerate plasterboard adoption in wall partitions as step towards cavity walls in emerging countries Leverage EasyFinish TM to convert cement render system to plasterboard lining system Very positive initial take-up in Indonesia but early days Initial focus on hotels and multi-residential projects 60GES BETWEEN TOWERS Branz, Gold Coast, West Vista Apartment Jakarta 89 90

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