Centre of Excellence for Water and Sanitation
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CEWAS
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Centre of Excellence for Water and Sanitation. 10, Egodahena Road, Ratmalana. Tele: +94 11 26 32 355 | Fax: +94 11 26 26 176 Email: cewas.nwsdb@waterboard.lk | Web: www.cewas.nwsdb.lk
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