DuBois Chemicals, a provider of chemical solutions, agreed to acquire TWH Water Treatment, a provider of expertly managed water treatment program solutions for national, regional and local customers across diverse end markets, from Triwater. Financial terms were not disclosed. "The established management team at Water Treatment Solutions did an outstanding job of bringing together beneficial support and results for their customers. DuBois is an excellent fit for this business platform, and customers will continue to benefit from this merger," Larry Quick, Triwater CEO.