Department of Social Welfare and Development Secretary Rex Gatchalian (right) receives a donation of 10 filtration kits from Waves for Water in turnover ceremony attended by W4W executives Megan Manzano , executive director, and Sarah Dimalaluan operations and programs management officer, held at the DSWD Central Office in Quezon City. The portable water filtration devices can remove cholera, salmonella, E. Coli, and coliform bacteria.