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OWENS CORNING NEWS RELEASE Owens Corning Reports Third - Quarter 2021 Results 10/27/2021 ● ● ● Company Delivered Net Sales of $ 2.2 Billion ; Net Earnings of $ 260 Million and Adjusted EBIT of $ 400 Million ● Delivered adjusted EBIT margins of 18 % , with all three businesses posting double digit EBIT margins for a fifth consecutive quarter Roofing produced $ 212 million of EBIT with 24 % EBIT margins Insulation delivered $ 124 million of EBIT with 15 % EBIT margins • Composites reported $ 101 million of EBIT with 17 % EBIT margins Generated operating cash flow of $ 466 million and free cash flow of $ 400 million TOLEDO , Ohio -- ( BUSINESS WIRE ) -- Owens Corning ( NYSE : OC ) today reported consolidated net sales of $ 2.2 billion in third - quarter 2021 , compared with $ 1.9 billion in third - quarter 2020 , an increase of 16 % . Third - quarter 2021 net earnings attributable to Owens Corning were $ 260 million , or $ 2.50 per diluted share , compared with $ 206 million , or $ 1.88 per diluted share , in third - quarter 2020 . Third - quarter 2021 adjusted earnings were $ 262 million , or $ 2.52 per diluted share , compared with $ 193 million , or $ 1.76 per diluted share , during the same period one year ago . Third - quarter 2021 adjusted EBIT was $ 400 million , compared with $ 289 million in the same period in 2020. ( See Use of Non - GAAP Measures , See Tables 2 and 3. ) " Building on the momentum of an outstanding first half , Owens Corning delivered a record third quarter driven by the exceptional execution of our global team to operate our facilities and service our customers while overcoming supply 1