...Wide product and end-market diversity support Saint-Gobain's ability to generate operating cash flow.Saint-Gobain is largely exposed to residential, civil, and infrastructure construction, and to other industrial-related sectors, such as automotive. We believe that this wide end-market diversification translates into sustainable cash flow generation, as diversity helps to reduce the magnitude of fluctuations in individual segments, offsetting the inherent cyclicality of the building materials industry and reducing exposure to the construction cycle. In fact, the group's yearly free operating cash flow (FOCF) has exceeded 1 billion on average over 2011-2018. The EBITDA margin is in line with industry average, supported by value-creating portfolio management, and a focus on price increases and cost cutting. Saint-Gobain's profitability ratios are average by industry standards and have exhibited low volatility in recent years. The adjusted EBITDA margin averaged 10.5%-11% over 2013-2018. Portfolio...