1. CSIR (2002) "Current Practice in the Specification of Water Installation Components by South African Architects" CSIR: Building and Construction Technology Pretoria Republic of South Africa.
2. CSIR (2003) "A to Z Database" accessed via http://www.atoz.csir.co.za
3. Retrofit Realities
4. Dickinson M.A. (2000). "Water Efficiency Case Studies from California: The Reservoir that Toilets Built". In eds. Sutherland D.C. and Fenn C.R. (2000). Assessment of Water Supply Options Thematic Review IV.3 Prepared as an Input to the World Commission on Dams Cape Town http://www.dams.org
5. Water saving potential of domestic water reuse systems using greywater and rainwater in combination