AWI - Armstrong World Industries Inc (AWI) Q4 2020 Earnings Call Transcript February, 23 2021 05:00 PM Armstrong World Industries Inc Image source: The Motley Fool. Armstrong World Industries Inc (NYSE: AWI) Q4 2020 Earnings Call Feb 23, 2021 , 11:00 a.m. ET Operator Continue reading For further details see: Armstrong World Industries Inc (AWI) Q4 2020 Earnings Call Transcript