Design, Modelling and Experimental Investigation of an Economic Domestic STHW System Using T*Sol® Simulation in BotswanaO.M. Seretse, A. Agarwal, M.T. Letsatsi, O.M. Moloko and M.S. BatlhalefiMATEC Web of Conferences, 172 (2018) 06004DOI: https://doi.org/10.1051/matecconf/201817206004