 MANCHESTER, Conn., April 20, 2021 GLOBE NEWSWIRE -- Lydall, Inc. NYSE:LDL, a leading global provider of specialty filtration and advanced materials solutions, announced today that its Board of Directors has authorized the repurchase of up to 30 million of the Companys outstanding common stock from time to time in open market transactions at prevailing market prices or by other means in accordance with federal securities laws. 