The Bangladesh gravity-based water purifier market size reached US$ 76.7 Million in 2022. Looking forward, IMARC Group expects the market to reach US$ 157.9 Million by 2028, exhibiting a growth rate (CAGR) of 12.7% during 2024-2028. There is also a significant increase in investments in the water related sectors of Bangladesh. The Bangladesh Rural Water Supply and Sanitation Project, to which the World Bank has committed $43 million aims to increase a safe water supply and hygienic sanitation in the rural areas of Bangladesh. World Bank and the government of Bangladesh  signed a $200 million financing agreement to help the community of millions by investing in water treatments and purifiers. The Dasherkandi Sewerage Treatment Plant (DSTP) Project is an important component of the China-proposed Belt and Road Initiative (BRI) and the largest single sewage treatment plant in South Asia thus far.