Department of Rural Water Supply;
Ministry of Water and Irrigation;
Dar es Salaam;
Tanzania;
Department of Built Environment Engineering;
Mbeya University of Science and Technology;
Mbeya;
Tanzania;
Department of Civil and Environmental Engineering;
Seoul National University;
Seoul;
South Korea;
Dual Water Supply; Household Water Supply; Rainwater Harvesting Strategies; Rainwater Harvesting Technology; Tanzania;