WaterGuard
Population Services International (PSI)
WaterGuard is a dilute sodium hypochlorite solution used as a point-of-use treatment for household drinking water.
WaterGuard (also know as Sur’Eau in French-speaking regions) is a household chemical water treatment method distributed by Population Services International (PSI). This point-use water treatment is a controlled chlorine dosing method. It does not require the level of monitoring or use of complex equipment like traditional gas systems. WaterGuard is part of the Safe Water System (SWS), a water quality intervention program to be used in collaboration with safe water storage, and behavioral change communication. Correct use of the product in combination with SWS has shown to reduce diarrheal disease incidence in users by 22-85%.
PSI distributes globally to over 20 countries, The product is distributed throughout Asia & South East Asia, and most of the southern regions of Africa.
The PSI is the major community distributor. Partnerships with PATH (funded by the Bill and Melinda Gates Foundation & CDC), the University of Malawi in conjunction with CDC, Pan American Health Organization (PAHO) and World Health Organization (WHO), have also facilitated distribution and implementation of the product.
0.08-0.33 USD
Three of the product’s main competitors are P&G Purifier of Water (previously known as PUR), Gadyen Dlo by Deep Springs International, and MSR SE200 Community Chlorine Maker.
SDG 6: Clean water and sanitation
Individuals or households using contaminated water sources.