H1 2021 Results and Outlook

OUR END-TO-END SOLUTIONS FOR ENERGY RENOVATION, DIGITALLY ENABLED Energy-efficient renovation of a single-family house in France 100% solutions manufactured or distributed by Saint-Gobain +150% "Energy renovation" key words web search1 €677bn Annual European building renovation market³ -88%5 Potential maximum yearly 1 + energy expense reduction clim Mechanical ventilation 88% of people spend more time at home since the pandemic² A 72% of buildings in Europe to be renovated by 2050 +150% Visitors on Saint-Gobain renovation website4 x2 objective Annual renovation rate in the EU 1 2 3 5 2 ISOver Glass wool, wood fiber LA PLATEFORME DU BATIMENT 3 weber Placo External thermal insulation SAINT-GOBAIN ADFORS POINT.P composite systems (ETICS) كري SAINT-GOBAIN Double-glazed windows Glass 5 CEDEO Heat pump, thermodynamic boiler, water radiators 6 +4 classes Energy performance analysis 6 LA MAISON SAINT-GOBAIN 43/ Saint-Gobain, the one-stop-shop for sustainable and light construction 1. Google trends France 12 months rolling vs. previous period 2. USP survey 3. Euroconstruct 2021-19 countries 4. H1 2021 vs. H1 2019 5. Calculations for a single-family house built between 1948 and 1974 based on the French report to the European Commission H1 2021 RESULTS AND OUTLOOK Intermediation with end customer SAINT-GOBAIN

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