Companion videos from "Piped Water Supply Design for Refugee Settings. A Step-by-Step Manual for UNHCR and Partners".
⬇ Download the manual at https://www.unhcr.org/media/piped-water-supply-design-refugee-settings-step-step-manual
⬇ Alternative download: http://www.arnalich.com/dwnl/UNHCR_Piped_Water_Supply_Design.pdf
