Low Cost Filtration of Domestic Wastewater for Irrigation Purpose
Using coconut husks in a full-scale decentralized wastewater treatment system: The influence of an anaerobic filter on maintenance and operational conditions of a sand filter - ScienceDirect
E21 - Treatment by slow sand filtration for use in the home - Wikiwater
Biological sand filter system treating winery effluent for effective reduction in organic load and pH neutralisation - ScienceDirect
Schematic diagram of sand filter setup. | Download Scientific Diagram
Sand Filter System | Speedy Septic | Portland OR & Hermiston OR