1.
Ceramic Filters
Disk filter units cost about $3.50 US, and replacement filters range from $0.49 to $1.02 US. Disk filters need to be replaced every 5 years. Candle filter ...
2.
Clearinghouse: for low-cost household water treatment technologies
Clearinghouse. Low-cost water security technologies for developing countries. Chemical · Hypo. Gen. Bleach · PUR · SWS · Filtration ...
3.
Biosand Filters
Biosand filters have also been shown to remove 76 to 91 percent of arsenic, reducing it to acceptable concentrations. These filters do not sufficiently ...
4.
Clearinghouse: for low-cost household water treatment technologies
Keeping in mind the fact that water-borne diseases can be spread through multiple pathways, focusing on the provision of safe drinking water alone while ...
5.
SODIS
The SODIS process involves filling transparent plastic bottles with water and exposing them to full sunlight for six or more hours so that a combination of ...
6.
Clearinghouse: for low-cost household water treatment technologies
Low-cost water security technologies for developing countries ... focusing on the provision of safe drinking water alone while ignoring hygiene and ...
7.
Sodium Hypochlorite Generation
Household Sodium Hypochlorite Generation. A hypochlorite generator, capable of producing a sodium hypochlorite solution from a brine solution of water and ...
8.
Water4Life Filter
Water4Life Filter Description. Description Fill a bucket with ditchwater, pour the contents into the membrane filter, pump for a couple of minutes and out ...
9.
Biosand Filters
Household biosand filters typically provide 30 liters of water per hour, which is sufficient for a ... Nicaraguan Study of the Biosand Water Filter. [PDF] ...
10.
Biosand Filters
Household biosand filters typically provide 30 liters of water per hour, which is sufficient for a family of five. Flow rate may decrease over time as the ...
