Zurn Water (ZWS) Buys Wade Drains, Boosts Flow Systems Prospects Posted byZacks Equity Research November 19, 2021 Leave a comment on Zurn Water (ZWS) Buys Wade Drains, Boosts Flow Systems Prospects Zurn Water’s (ZWS) Wade Drains buyout will boost its flow systems portfolio and manufacturing capabilities. It is Zurn Water’s first buyout since its NYSE debut on Oct 5.