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Descriptor English: Upflow Filters
Descriptor Spanish: Filtros Ascendentes
Descriptor filtros ascendentes
Descriptor Portuguese: Filtros Ascendentes
Descriptor French: Filtres Ascendants
Tree number(s): SP4.895.141.712.348.364.855.157
Scope note: Filters consisting of a thick layer of sand placed on a support layer of rolled pebbles. (Adapted from https://bit.ly/3rJYcxx)
Allowable Qualifiers: No qualifiers
Related: Rapid Filtration DeCS
Upflow Filtration DeCS
DeCS ID: 25205
Unique ID: DDCS025205
Documents indexed in the Virtual Health Library (VHL): Click here to access the VHL documents
Upflow Filters - Preferred
Concept UI FD00058164
Scope note Filters consisting of a thick layer of sand placed on a support layer of rolled pebbles. (Adapted from https://bit.ly/3rJYcxx)
Preferred term Upflow Filters



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